Home / 23,765.20-32,796.54-13,155.28

Finding the Fourth Proportional to 23,765.20, 32,796.54 and 13,155.28

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Solution

The fourth proportional to 23,765.20, 32,796.54 and 13,155.28 is: 18,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,765.20 : 32,796.54 = 13,155.28 : x
  2. Step 2: Convert to fraction form
    23,765.20/32,796.54 = 13,155.28/x
  3. Step 3: Cross multiply
    23,765.20x = 32,796.54 × 13,155.28
  4. Step 4: Simplify right side
    23,765.20x = 431,447,666.73
  5. Step 5: Solve for x
    x = 431,447,666.73/23,765.20
  6. Step 6: Final answer
    x = 18,154.60

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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.