Home / 15,124.08-22,700.16-7,733.82

Finding the Fourth Proportional to 15,124.08, 22,700.16 and 7,733.82

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Solution

The fourth proportional to 15,124.08, 22,700.16 and 7,733.82 is: 11,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124.08 : 22,700.16 = 7,733.82 : x
  2. Step 2: Convert to fraction form
    15,124.08/22,700.16 = 7,733.82/x
  3. Step 3: Cross multiply
    15,124.08x = 22,700.16 × 7,733.82
  4. Step 4: Simplify right side
    15,124.08x = 175,558,951.41
  5. Step 5: Solve for x
    x = 175,558,951.41/15,124.08
  6. Step 6: Final answer
    x = 11,607.91

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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.