Home / 44,221.16-66,287.42-20,545.36

Finding the Fourth Proportional to 44,221.16, 66,287.42 and 20,545.36

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Solution

The fourth proportional to 44,221.16, 66,287.42 and 20,545.36 is: 30,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,221.16 : 66,287.42 = 20,545.36 : x
  2. Step 2: Convert to fraction form
    44,221.16/66,287.42 = 20,545.36/x
  3. Step 3: Cross multiply
    44,221.16x = 66,287.42 × 20,545.36
  4. Step 4: Simplify right side
    44,221.16x = 1,361,898,907.37
  5. Step 5: Solve for x
    x = 1,361,898,907.37/44,221.16
  6. Step 6: Final answer
    x = 30,797.45

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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.