Home / 15,397.04-23,104.47-8,377.76

Finding the Fourth Proportional to 15,397.04, 23,104.47 and 8,377.76

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Solution

The fourth proportional to 15,397.04, 23,104.47 and 8,377.76 is: 12,571.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397.04 : 23,104.47 = 8,377.76 : x
  2. Step 2: Convert to fraction form
    15,397.04/23,104.47 = 8,377.76/x
  3. Step 3: Cross multiply
    15,397.04x = 23,104.47 × 8,377.76
  4. Step 4: Simplify right side
    15,397.04x = 193,563,704.59
  5. Step 5: Solve for x
    x = 193,563,704.59/15,397.04
  6. Step 6: Final answer
    x = 12,571.49

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Double scale
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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.