Home / 44,013.62-66,012.86-20,320.14

Finding the Fourth Proportional to 44,013.62, 66,012.86 and 20,320.14

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Solution

The fourth proportional to 44,013.62, 66,012.86 and 20,320.14 is: 30,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,013.62 : 66,012.86 = 20,320.14 : x
  2. Step 2: Convert to fraction form
    44,013.62/66,012.86 = 20,320.14/x
  3. Step 3: Cross multiply
    44,013.62x = 66,012.86 × 20,320.14
  4. Step 4: Simplify right side
    44,013.62x = 1,341,390,557.00
  5. Step 5: Solve for x
    x = 1,341,390,557.00/44,013.62
  6. Step 6: Final answer
    x = 30,476.72

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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.