Home / 23,745.20-32,750.16-15,347.12

Finding the Fourth Proportional to 23,745.20, 32,750.16 and 15,347.12

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Solution

The fourth proportional to 23,745.20, 32,750.16 and 15,347.12 is: 21,167.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,745.20 : 32,750.16 = 15,347.12 : x
  2. Step 2: Convert to fraction form
    23,745.20/32,750.16 = 15,347.12/x
  3. Step 3: Cross multiply
    23,745.20x = 32,750.16 × 15,347.12
  4. Step 4: Simplify right side
    23,745.20x = 502,620,635.54
  5. Step 5: Solve for x
    x = 502,620,635.54/23,745.20
  6. Step 6: Final answer
    x = 21,167.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.