Home / 39,734.02-59,510.31-18,972.10

Finding the Fourth Proportional to 39,734.02, 59,510.31 and 18,972.10

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Solution

The fourth proportional to 39,734.02, 59,510.31 and 18,972.10 is: 28,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,734.02 : 59,510.31 = 18,972.10 : x
  2. Step 2: Convert to fraction form
    39,734.02/59,510.31 = 18,972.10/x
  3. Step 3: Cross multiply
    39,734.02x = 59,510.31 × 18,972.10
  4. Step 4: Simplify right side
    39,734.02x = 1,129,035,552.35
  5. Step 5: Solve for x
    x = 1,129,035,552.35/39,734.02
  6. Step 6: Final answer
    x = 28,414.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.