Home / 52,901.16-72,863.46-39,429.24

Finding the Fourth Proportional to 52,901.16, 72,863.46 and 39,429.24

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Solution

The fourth proportional to 52,901.16, 72,863.46 and 39,429.24 is: 54,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,901.16 : 72,863.46 = 39,429.24 : x
  2. Step 2: Convert to fraction form
    52,901.16/72,863.46 = 39,429.24/x
  3. Step 3: Cross multiply
    52,901.16x = 72,863.46 × 39,429.24
  4. Step 4: Simplify right side
    52,901.16x = 2,872,950,851.57
  5. Step 5: Solve for x
    x = 2,872,950,851.57/52,901.16
  6. Step 6: Final answer
    x = 54,307.90

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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.