Home / 63,915.57-95,885.51-28,855.13

Finding the Fourth Proportional to 63,915.57, 95,885.51 and 28,855.13

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Solution

The fourth proportional to 63,915.57, 95,885.51 and 28,855.13 is: 43,288.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,915.57 : 95,885.51 = 28,855.13 : x
  2. Step 2: Convert to fraction form
    63,915.57/95,885.51 = 28,855.13/x
  3. Step 3: Cross multiply
    63,915.57x = 95,885.51 × 28,855.13
  4. Step 4: Simplify right side
    63,915.57x = 2,766,788,232.46
  5. Step 5: Solve for x
    x = 2,766,788,232.46/63,915.57
  6. Step 6: Final answer
    x = 43,288.17

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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.