Home / 38,733.90-53,437.52-22,372.40

Finding the Fourth Proportional to 38,733.90, 53,437.52 and 22,372.40

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Solution

The fourth proportional to 38,733.90, 53,437.52 and 22,372.40 is: 30,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,733.90 : 53,437.52 = 22,372.40 : x
  2. Step 2: Convert to fraction form
    38,733.90/53,437.52 = 22,372.40/x
  3. Step 3: Cross multiply
    38,733.90x = 53,437.52 × 22,372.40
  4. Step 4: Simplify right side
    38,733.90x = 1,195,525,761.97
  5. Step 5: Solve for x
    x = 1,195,525,761.97/38,733.90
  6. Step 6: Final answer
    x = 30,865.10

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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.