Home / 38,337.58-57,518.13-19,630.76

Finding the Fourth Proportional to 38,337.58, 57,518.13 and 19,630.76

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Solution

The fourth proportional to 38,337.58, 57,518.13 and 19,630.76 is: 29,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,337.58 : 57,518.13 = 19,630.76 : x
  2. Step 2: Convert to fraction form
    38,337.58/57,518.13 = 19,630.76/x
  3. Step 3: Cross multiply
    38,337.58x = 57,518.13 × 19,630.76
  4. Step 4: Simplify right side
    38,337.58x = 1,129,124,226.07
  5. Step 5: Solve for x
    x = 1,129,124,226.07/38,337.58
  6. Step 6: Final answer
    x = 29,452.15

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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.