Home / 52,187.14-72,013.50-29,528.20

Finding the Fourth Proportional to 52,187.14, 72,013.50 and 29,528.20

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Solution

The fourth proportional to 52,187.14, 72,013.50 and 29,528.20 is: 40,746.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,187.14 : 72,013.50 = 29,528.20 : x
  2. Step 2: Convert to fraction form
    52,187.14/72,013.50 = 29,528.20/x
  3. Step 3: Cross multiply
    52,187.14x = 72,013.50 × 29,528.20
  4. Step 4: Simplify right side
    52,187.14x = 2,126,429,030.70
  5. Step 5: Solve for x
    x = 2,126,429,030.70/52,187.14
  6. Step 6: Final answer
    x = 40,746.23

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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.