Home / 44,780.18-67,147.09-13,186.13

Finding the Fourth Proportional to 44,780.18, 67,147.09 and 13,186.13

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Solution

The fourth proportional to 44,780.18, 67,147.09 and 13,186.13 is: 19,772.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,780.18 : 67,147.09 = 13,186.13 : x
  2. Step 2: Convert to fraction form
    44,780.18/67,147.09 = 13,186.13/x
  3. Step 3: Cross multiply
    44,780.18x = 67,147.09 × 13,186.13
  4. Step 4: Simplify right side
    44,780.18x = 885,410,392.76
  5. Step 5: Solve for x
    x = 885,410,392.76/44,780.18
  6. Step 6: Final answer
    x = 19,772.37

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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.