Home / 38,282.40-57,400.12-14,881.52

Finding the Fourth Proportional to 38,282.40, 57,400.12 and 14,881.52

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Solution

The fourth proportional to 38,282.40, 57,400.12 and 14,881.52 is: 22,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,282.40 : 57,400.12 = 14,881.52 : x
  2. Step 2: Convert to fraction form
    38,282.40/57,400.12 = 14,881.52/x
  3. Step 3: Cross multiply
    38,282.40x = 57,400.12 × 14,881.52
  4. Step 4: Simplify right side
    38,282.40x = 854,201,033.78
  5. Step 5: Solve for x
    x = 854,201,033.78/38,282.40
  6. Step 6: Final answer
    x = 22,313.15

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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.