Home / 53,428.62-80,142.93-22,246.86

Finding the Fourth Proportional to 53,428.62, 80,142.93 and 22,246.86

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Solution

The fourth proportional to 53,428.62, 80,142.93 and 22,246.86 is: 33,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,428.62 : 80,142.93 = 22,246.86 : x
  2. Step 2: Convert to fraction form
    53,428.62/80,142.93 = 22,246.86/x
  3. Step 3: Cross multiply
    53,428.62x = 80,142.93 × 22,246.86
  4. Step 4: Simplify right side
    53,428.62x = 1,782,928,543.70
  5. Step 5: Solve for x
    x = 1,782,928,543.70/53,428.62
  6. Step 6: Final answer
    x = 33,370.29

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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.