Home / 38,953.24-58,416.60-12,651.46

Finding the Fourth Proportional to 38,953.24, 58,416.60 and 12,651.46

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Solution

The fourth proportional to 38,953.24, 58,416.60 and 12,651.46 is: 18,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,953.24 : 58,416.60 = 12,651.46 : x
  2. Step 2: Convert to fraction form
    38,953.24/58,416.60 = 12,651.46/x
  3. Step 3: Cross multiply
    38,953.24x = 58,416.60 × 12,651.46
  4. Step 4: Simplify right side
    38,953.24x = 739,055,278.24
  5. Step 5: Solve for x
    x = 739,055,278.24/38,953.24
  6. Step 6: Final answer
    x = 18,972.88

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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.