Home / 38,743.80-58,115.70-25,621.80

Finding the Fourth Proportional to 38,743.80, 58,115.70 and 25,621.80

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Solution

The fourth proportional to 38,743.80, 58,115.70 and 25,621.80 is: 38,432.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,743.80 : 58,115.70 = 25,621.80 : x
  2. Step 2: Convert to fraction form
    38,743.80/58,115.70 = 25,621.80/x
  3. Step 3: Cross multiply
    38,743.80x = 58,115.70 × 25,621.80
  4. Step 4: Simplify right side
    38,743.80x = 1,489,028,842.26
  5. Step 5: Solve for x
    x = 1,489,028,842.26/38,743.80
  6. Step 6: Final answer
    x = 38,432.70

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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.