Home / 52,435.22-72,358.38-28,562.09

Finding the Fourth Proportional to 52,435.22, 72,358.38 and 28,562.09

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Solution

The fourth proportional to 52,435.22, 72,358.38 and 28,562.09 is: 39,414.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,435.22 : 72,358.38 = 28,562.09 : x
  2. Step 2: Convert to fraction form
    52,435.22/72,358.38 = 28,562.09/x
  3. Step 3: Cross multiply
    52,435.22x = 72,358.38 × 28,562.09
  4. Step 4: Simplify right side
    52,435.22x = 2,066,706,200.02
  5. Step 5: Solve for x
    x = 2,066,706,200.02/52,435.22
  6. Step 6: Final answer
    x = 39,414.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.