Home / 35,737.20-53,605.80-28,301.40

Finding the Fourth Proportional to 35,737.20, 53,605.80 and 28,301.40

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Solution

The fourth proportional to 35,737.20, 53,605.80 and 28,301.40 is: 42,452.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,737.20 : 53,605.80 = 28,301.40 : x
  2. Step 2: Convert to fraction form
    35,737.20/53,605.80 = 28,301.40/x
  3. Step 3: Cross multiply
    35,737.20x = 53,605.80 × 28,301.40
  4. Step 4: Simplify right side
    35,737.20x = 1,517,119,188.12
  5. Step 5: Solve for x
    x = 1,517,119,188.12/35,737.20
  6. Step 6: Final answer
    x = 42,452.10

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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.