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Finding the Fourth Proportional to 52,515.77, 72,471.44 and 29,854.77

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Solution

The fourth proportional to 52,515.77, 72,471.44 and 29,854.77 is: 41,199.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,515.77 : 72,471.44 = 29,854.77 : x
  2. Step 2: Convert to fraction form
    52,515.77/72,471.44 = 29,854.77/x
  3. Step 3: Cross multiply
    52,515.77x = 72,471.44 × 29,854.77
  4. Step 4: Simplify right side
    52,515.77x = 2,163,617,751.73
  5. Step 5: Solve for x
    x = 2,163,617,751.73/52,515.77
  6. Step 6: Final answer
    x = 41,199.40

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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.