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Finding the Fourth Proportional to 52,607.30, 72,598.43 and 28,733.97

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Solution

The fourth proportional to 52,607.30, 72,598.43 and 28,733.97 is: 39,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,607.30 : 72,598.43 = 28,733.97 : x
  2. Step 2: Convert to fraction form
    52,607.30/72,598.43 = 28,733.97/x
  3. Step 3: Cross multiply
    52,607.30x = 72,598.43 × 28,733.97
  4. Step 4: Simplify right side
    52,607.30x = 2,086,040,679.57
  5. Step 5: Solve for x
    x = 2,086,040,679.57/52,607.30
  6. Step 6: Final answer
    x = 39,653.07

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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.