Home / 44,292.45-66,438.67-13,127.70

Finding the Fourth Proportional to 44,292.45, 66,438.67 and 13,127.70

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Solution

The fourth proportional to 44,292.45, 66,438.67 and 13,127.70 is: 19,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,292.45 : 66,438.67 = 13,127.70 : x
  2. Step 2: Convert to fraction form
    44,292.45/66,438.67 = 13,127.70/x
  3. Step 3: Cross multiply
    44,292.45x = 66,438.67 × 13,127.70
  4. Step 4: Simplify right side
    44,292.45x = 872,186,590.06
  5. Step 5: Solve for x
    x = 872,186,590.06/44,292.45
  6. Step 6: Final answer
    x = 19,691.54

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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.