Home / 38,774.16-58,167.72-15,400.80

Finding the Fourth Proportional to 38,774.16, 58,167.72 and 15,400.80

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Solution

The fourth proportional to 38,774.16, 58,167.72 and 15,400.80 is: 23,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,774.16 : 58,167.72 = 15,400.80 : x
  2. Step 2: Convert to fraction form
    38,774.16/58,167.72 = 15,400.80/x
  3. Step 3: Cross multiply
    38,774.16x = 58,167.72 × 15,400.80
  4. Step 4: Simplify right side
    38,774.16x = 895,829,422.18
  5. Step 5: Solve for x
    x = 895,829,422.18/38,774.16
  6. Step 6: Final answer
    x = 23,103.77

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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.