Home / 38,913.68-53,702.88-23,801.60

Finding the Fourth Proportional to 38,913.68, 53,702.88 and 23,801.60

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Solution

The fourth proportional to 38,913.68, 53,702.88 and 23,801.60 is: 32,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,913.68 : 53,702.88 = 23,801.60 : x
  2. Step 2: Convert to fraction form
    38,913.68/53,702.88 = 23,801.60/x
  3. Step 3: Cross multiply
    38,913.68x = 53,702.88 × 23,801.60
  4. Step 4: Simplify right side
    38,913.68x = 1,278,214,468.61
  5. Step 5: Solve for x
    x = 1,278,214,468.61/38,913.68
  6. Step 6: Final answer
    x = 32,847.43

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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.