Home / 28,915.98-39,882.04-24,889.66

Finding the Fourth Proportional to 28,915.98, 39,882.04 and 24,889.66

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Solution

The fourth proportional to 28,915.98, 39,882.04 and 24,889.66 is: 34,328.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,915.98 : 39,882.04 = 24,889.66 : x
  2. Step 2: Convert to fraction form
    28,915.98/39,882.04 = 24,889.66/x
  3. Step 3: Cross multiply
    28,915.98x = 39,882.04 × 24,889.66
  4. Step 4: Simplify right side
    28,915.98x = 992,650,415.71
  5. Step 5: Solve for x
    x = 992,650,415.71/28,915.98
  6. Step 6: Final answer
    x = 34,328.78

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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.