Home / 52,333.54-72,221.64-28,461.60

Finding the Fourth Proportional to 52,333.54, 72,221.64 and 28,461.60

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Solution

The fourth proportional to 52,333.54, 72,221.64 and 28,461.60 is: 39,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,333.54 : 72,221.64 = 28,461.60 : x
  2. Step 2: Convert to fraction form
    52,333.54/72,221.64 = 28,461.60/x
  3. Step 3: Cross multiply
    52,333.54x = 72,221.64 × 28,461.60
  4. Step 4: Simplify right side
    52,333.54x = 2,055,543,429.02
  5. Step 5: Solve for x
    x = 2,055,543,429.02/52,333.54
  6. Step 6: Final answer
    x = 39,277.74

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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.