Home / 29,915.60-44,860.28-10,188.72

Finding the Fourth Proportional to 29,915.60, 44,860.28 and 10,188.72

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Solution

The fourth proportional to 29,915.60, 44,860.28 and 10,188.72 is: 15,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.60 : 44,860.28 = 10,188.72 : x
  2. Step 2: Convert to fraction form
    29,915.60/44,860.28 = 10,188.72/x
  3. Step 3: Cross multiply
    29,915.60x = 44,860.28 × 10,188.72
  4. Step 4: Simplify right side
    29,915.60x = 457,068,832.04
  5. Step 5: Solve for x
    x = 457,068,832.04/29,915.60
  6. Step 6: Final answer
    x = 15,278.61

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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.