Home / 38,725.61-58,097.18-13,765.55

Finding the Fourth Proportional to 38,725.61, 58,097.18 and 13,765.55

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Solution

The fourth proportional to 38,725.61, 58,097.18 and 13,765.55 is: 20,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,725.61 : 58,097.18 = 13,765.55 : x
  2. Step 2: Convert to fraction form
    38,725.61/58,097.18 = 13,765.55/x
  3. Step 3: Cross multiply
    38,725.61x = 58,097.18 × 13,765.55
  4. Step 4: Simplify right side
    38,725.61x = 799,739,276.84
  5. Step 5: Solve for x
    x = 799,739,276.84/38,725.61
  6. Step 6: Final answer
    x = 20,651.43

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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.