Home / 23,318.46-32,179.84-12,708.08

Finding the Fourth Proportional to 23,318.46, 32,179.84 and 12,708.08

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Solution

The fourth proportional to 23,318.46, 32,179.84 and 12,708.08 is: 17,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.46 : 32,179.84 = 12,708.08 : x
  2. Step 2: Convert to fraction form
    23,318.46/32,179.84 = 12,708.08/x
  3. Step 3: Cross multiply
    23,318.46x = 32,179.84 × 12,708.08
  4. Step 4: Simplify right side
    23,318.46x = 408,943,981.11
  5. Step 5: Solve for x
    x = 408,943,981.11/23,318.46
  6. Step 6: Final answer
    x = 17,537.35

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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.