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Finding the Fourth Proportional to 55,459.82, 83,248.90 and 23,885.48

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Solution

The fourth proportional to 55,459.82, 83,248.90 and 23,885.48 is: 35,853.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,459.82 : 83,248.90 = 23,885.48 : x
  2. Step 2: Convert to fraction form
    55,459.82/83,248.90 = 23,885.48/x
  3. Step 3: Cross multiply
    55,459.82x = 83,248.90 × 23,885.48
  4. Step 4: Simplify right side
    55,459.82x = 1,988,440,084.38
  5. Step 5: Solve for x
    x = 1,988,440,084.38/55,459.82
  6. Step 6: Final answer
    x = 35,853.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.