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Finding the Fourth Proportional to 52,551.78, 72,436.68 and 35,549.82

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Solution

The fourth proportional to 52,551.78, 72,436.68 and 35,549.82 is: 49,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,551.78 : 72,436.68 = 35,549.82 : x
  2. Step 2: Convert to fraction form
    52,551.78/72,436.68 = 35,549.82/x
  3. Step 3: Cross multiply
    52,551.78x = 72,436.68 × 35,549.82
  4. Step 4: Simplify right side
    52,551.78x = 2,575,110,935.40
  5. Step 5: Solve for x
    x = 2,575,110,935.40/52,551.78
  6. Step 6: Final answer
    x = 49,001.40

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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.