Home / 19,332.16-26,672.90-11,778.70

Finding the Fourth Proportional to 19,332.16, 26,672.90 and 11,778.70

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Solution

The fourth proportional to 19,332.16, 26,672.90 and 11,778.70 is: 16,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.16 : 26,672.90 = 11,778.70 : x
  2. Step 2: Convert to fraction form
    19,332.16/26,672.90 = 11,778.70/x
  3. Step 3: Cross multiply
    19,332.16x = 26,672.90 × 11,778.70
  4. Step 4: Simplify right side
    19,332.16x = 314,172,087.23
  5. Step 5: Solve for x
    x = 314,172,087.23/19,332.16
  6. Step 6: Final answer
    x = 16,251.27

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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.