Home / 55,470.89-83,227.12-28,800.23

Finding the Fourth Proportional to 55,470.89, 83,227.12 and 28,800.23

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Solution

The fourth proportional to 55,470.89, 83,227.12 and 28,800.23 is: 43,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,470.89 : 83,227.12 = 28,800.23 : x
  2. Step 2: Convert to fraction form
    55,470.89/83,227.12 = 28,800.23/x
  3. Step 3: Cross multiply
    55,470.89x = 83,227.12 × 28,800.23
  4. Step 4: Simplify right side
    55,470.89x = 2,396,960,334.30
  5. Step 5: Solve for x
    x = 2,396,960,334.30/55,470.89
  6. Step 6: Final answer
    x = 43,211.14

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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.