Home / 38,836.20-58,278.30-15,460.20

Finding the Fourth Proportional to 38,836.20, 58,278.30 and 15,460.20

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Solution

The fourth proportional to 38,836.20, 58,278.30 and 15,460.20 is: 23,199.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,836.20 : 58,278.30 = 15,460.20 : x
  2. Step 2: Convert to fraction form
    38,836.20/58,278.30 = 15,460.20/x
  3. Step 3: Cross multiply
    38,836.20x = 58,278.30 × 15,460.20
  4. Step 4: Simplify right side
    38,836.20x = 900,994,173.66
  5. Step 5: Solve for x
    x = 900,994,173.66/38,836.20
  6. Step 6: Final answer
    x = 23,199.85

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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.