Home / 11,747.16-16,195.39-9,332.53

Finding the Fourth Proportional to 11,747.16, 16,195.39 and 9,332.53

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Solution

The fourth proportional to 11,747.16, 16,195.39 and 9,332.53 is: 12,866.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.16 : 16,195.39 = 9,332.53 : x
  2. Step 2: Convert to fraction form
    11,747.16/16,195.39 = 9,332.53/x
  3. Step 3: Cross multiply
    11,747.16x = 16,195.39 × 9,332.53
  4. Step 4: Simplify right side
    11,747.16x = 151,144,026.86
  5. Step 5: Solve for x
    x = 151,144,026.86/11,747.16
  6. Step 6: Final answer
    x = 12,866.43

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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.