Home / 14,207.26-19,585.50-9,945.13

Finding the Fourth Proportional to 14,207.26, 19,585.50 and 9,945.13

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Solution

The fourth proportional to 14,207.26, 19,585.50 and 9,945.13 is: 13,709.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.26 : 19,585.50 = 9,945.13 : x
  2. Step 2: Convert to fraction form
    14,207.26/19,585.50 = 9,945.13/x
  3. Step 3: Cross multiply
    14,207.26x = 19,585.50 × 9,945.13
  4. Step 4: Simplify right side
    14,207.26x = 194,780,343.62
  5. Step 5: Solve for x
    x = 194,780,343.62/14,207.26
  6. Step 6: Final answer
    x = 13,709.92

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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.