Home / 14,915.39-22,359.11-5,047.76

Finding the Fourth Proportional to 14,915.39, 22,359.11 and 5,047.76

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Solution

The fourth proportional to 14,915.39, 22,359.11 and 5,047.76 is: 7,566.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.39 : 22,359.11 = 5,047.76 : x
  2. Step 2: Convert to fraction form
    14,915.39/22,359.11 = 5,047.76/x
  3. Step 3: Cross multiply
    14,915.39x = 22,359.11 × 5,047.76
  4. Step 4: Simplify right side
    14,915.39x = 112,863,433.71
  5. Step 5: Solve for x
    x = 112,863,433.71/14,915.39
  6. Step 6: Final answer
    x = 7,566.91

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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.