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Finding the Fourth Proportional to 52,464.65, 72,392.94 and 29,489.94

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Solution

The fourth proportional to 52,464.65, 72,392.94 and 29,489.94 is: 40,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,464.65 : 72,392.94 = 29,489.94 : x
  2. Step 2: Convert to fraction form
    52,464.65/72,392.94 = 29,489.94/x
  3. Step 3: Cross multiply
    52,464.65x = 72,392.94 × 29,489.94
  4. Step 4: Simplify right side
    52,464.65x = 2,134,863,457.02
  5. Step 5: Solve for x
    x = 2,134,863,457.02/52,464.65
  6. Step 6: Final answer
    x = 40,691.47

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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.