Home / 38,962.80-58,422.60-15,562.80

Finding the Fourth Proportional to 38,962.80, 58,422.60 and 15,562.80

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Solution

The fourth proportional to 38,962.80, 58,422.60 and 15,562.80 is: 23,335.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,962.80 : 58,422.60 = 15,562.80 : x
  2. Step 2: Convert to fraction form
    38,962.80/58,422.60 = 15,562.80/x
  3. Step 3: Cross multiply
    38,962.80x = 58,422.60 × 15,562.80
  4. Step 4: Simplify right side
    38,962.80x = 909,219,239.28
  5. Step 5: Solve for x
    x = 909,219,239.28/38,962.80
  6. Step 6: Final answer
    x = 23,335.57

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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.