Home / 44,780.20-67,174.06-13,615.72

Finding the Fourth Proportional to 44,780.20, 67,174.06 and 13,615.72

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Solution

The fourth proportional to 44,780.20, 67,174.06 and 13,615.72 is: 20,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,780.20 : 67,174.06 = 13,615.72 : x
  2. Step 2: Convert to fraction form
    44,780.20/67,174.06 = 13,615.72/x
  3. Step 3: Cross multiply
    44,780.20x = 67,174.06 × 13,615.72
  4. Step 4: Simplify right side
    44,780.20x = 914,623,192.22
  5. Step 5: Solve for x
    x = 914,623,192.22/44,780.20
  6. Step 6: Final answer
    x = 20,424.72

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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.