Home / 44,747.54-67,121-15,186.18

Finding the Fourth Proportional to 44,747.54, 67,121 and 15,186.18

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Solution

The fourth proportional to 44,747.54, 67,121 and 15,186.18 is: 22,779.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,747.54 : 67,121 = 15,186.18 : x
  2. Step 2: Convert to fraction form
    44,747.54/67,121 = 15,186.18/x
  3. Step 3: Cross multiply
    44,747.54x = 67,121 × 15,186.18
  4. Step 4: Simplify right side
    44,747.54x = 1,019,311,587.78
  5. Step 5: Solve for x
    x = 1,019,311,587.78/44,747.54
  6. Step 6: Final answer
    x = 22,779.16

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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.