Home / 36,663.50-54,995.25-13,289.96

Finding the Fourth Proportional to 36,663.50, 54,995.25 and 13,289.96

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Solution

The fourth proportional to 36,663.50, 54,995.25 and 13,289.96 is: 19,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,663.50 : 54,995.25 = 13,289.96 : x
  2. Step 2: Convert to fraction form
    36,663.50/54,995.25 = 13,289.96/x
  3. Step 3: Cross multiply
    36,663.50x = 54,995.25 × 13,289.96
  4. Step 4: Simplify right side
    36,663.50x = 730,884,672.69
  5. Step 5: Solve for x
    x = 730,884,672.69/36,663.50
  6. Step 6: Final answer
    x = 19,934.94

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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.