Home / 55,066.08-75,990.96-29,915.76

Finding the Fourth Proportional to 55,066.08, 75,990.96 and 29,915.76

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Solution

The fourth proportional to 55,066.08, 75,990.96 and 29,915.76 is: 41,283.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,066.08 : 75,990.96 = 29,915.76 : x
  2. Step 2: Convert to fraction form
    55,066.08/75,990.96 = 29,915.76/x
  3. Step 3: Cross multiply
    55,066.08x = 75,990.96 × 29,915.76
  4. Step 4: Simplify right side
    55,066.08x = 2,273,327,321.53
  5. Step 5: Solve for x
    x = 2,273,327,321.53/55,066.08
  6. Step 6: Final answer
    x = 41,283.62

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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.