Home / 38,315.52-57,473.28-12,042.72

Finding the Fourth Proportional to 38,315.52, 57,473.28 and 12,042.72

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Solution

The fourth proportional to 38,315.52, 57,473.28 and 12,042.72 is: 18,064.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,315.52 : 57,473.28 = 12,042.72 : x
  2. Step 2: Convert to fraction form
    38,315.52/57,473.28 = 12,042.72/x
  3. Step 3: Cross multiply
    38,315.52x = 57,473.28 × 12,042.72
  4. Step 4: Simplify right side
    38,315.52x = 692,134,618.52
  5. Step 5: Solve for x
    x = 692,134,618.52/38,315.52
  6. Step 6: Final answer
    x = 18,064.08

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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.