Home / 52,214.22-72,055.70-28,340.91

Finding the Fourth Proportional to 52,214.22, 72,055.70 and 28,340.91

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Solution

The fourth proportional to 52,214.22, 72,055.70 and 28,340.91 is: 39,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.22 : 72,055.70 = 28,340.91 : x
  2. Step 2: Convert to fraction form
    52,214.22/72,055.70 = 28,340.91/x
  3. Step 3: Cross multiply
    52,214.22x = 72,055.70 × 28,340.91
  4. Step 4: Simplify right side
    52,214.22x = 2,042,124,355.63
  5. Step 5: Solve for x
    x = 2,042,124,355.63/52,214.22
  6. Step 6: Final answer
    x = 39,110.50

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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.