Home / 52,214.08-72,055.49-28,340.75

Finding the Fourth Proportional to 52,214.08, 72,055.49 and 28,340.75

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Solution

The fourth proportional to 52,214.08, 72,055.49 and 28,340.75 is: 39,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.08 : 72,055.49 = 28,340.75 : x
  2. Step 2: Convert to fraction form
    52,214.08/72,055.49 = 28,340.75/x
  3. Step 3: Cross multiply
    52,214.08x = 72,055.49 × 28,340.75
  4. Step 4: Simplify right side
    52,214.08x = 2,042,106,628.22
  5. Step 5: Solve for x
    x = 2,042,106,628.22/52,214.08
  6. Step 6: Final answer
    x = 39,110.27

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Half scale
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Double scale
Find fourth proportional to 52,215.08, 72,056.87 and 28,341.75
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.