Home / 19,686.24-29,546.42-10,332.87

Finding the Fourth Proportional to 19,686.24, 29,546.42 and 10,332.87

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Solution

The fourth proportional to 19,686.24, 29,546.42 and 10,332.87 is: 15,508.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.24 : 29,546.42 = 10,332.87 : x
  2. Step 2: Convert to fraction form
    19,686.24/29,546.42 = 10,332.87/x
  3. Step 3: Cross multiply
    19,686.24x = 29,546.42 × 10,332.87
  4. Step 4: Simplify right side
    19,686.24x = 305,299,194.93
  5. Step 5: Solve for x
    x = 305,299,194.93/19,686.24
  6. Step 6: Final answer
    x = 15,508.25

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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.