Home / 31,338.56-47,003.52-11,614.08

Finding the Fourth Proportional to 31,338.56, 47,003.52 and 11,614.08

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Solution

The fourth proportional to 31,338.56, 47,003.52 and 11,614.08 is: 17,419.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338.56 : 47,003.52 = 11,614.08 : x
  2. Step 2: Convert to fraction form
    31,338.56/47,003.52 = 11,614.08/x
  3. Step 3: Cross multiply
    31,338.56x = 47,003.52 × 11,614.08
  4. Step 4: Simplify right side
    31,338.56x = 545,902,641.56
  5. Step 5: Solve for x
    x = 545,902,641.56/31,338.56
  6. Step 6: Final answer
    x = 17,419.52

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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.