Home / 38,959.96-58,436.68-15,587.68

Finding the Fourth Proportional to 38,959.96, 58,436.68 and 15,587.68

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Solution

The fourth proportional to 38,959.96, 58,436.68 and 15,587.68 is: 23,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,959.96 : 58,436.68 = 15,587.68 : x
  2. Step 2: Convert to fraction form
    38,959.96/58,436.68 = 15,587.68/x
  3. Step 3: Cross multiply
    38,959.96x = 58,436.68 × 15,587.68
  4. Step 4: Simplify right side
    38,959.96x = 910,892,268.10
  5. Step 5: Solve for x
    x = 910,892,268.10/38,959.96
  6. Step 6: Final answer
    x = 23,380.22

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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.