Home / 23,518.11-32,454.78-12,907.52

Finding the Fourth Proportional to 23,518.11, 32,454.78 and 12,907.52

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Solution

The fourth proportional to 23,518.11, 32,454.78 and 12,907.52 is: 17,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,518.11 : 32,454.78 = 12,907.52 : x
  2. Step 2: Convert to fraction form
    23,518.11/32,454.78 = 12,907.52/x
  3. Step 3: Cross multiply
    23,518.11x = 32,454.78 × 12,907.52
  4. Step 4: Simplify right side
    23,518.11x = 418,910,632.97
  5. Step 5: Solve for x
    x = 418,910,632.97/23,518.11
  6. Step 6: Final answer
    x = 17,812.25

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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.