Home / 23,318.01-32,178.74-12,708.09

Finding the Fourth Proportional to 23,318.01, 32,178.74 and 12,708.09

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Solution

The fourth proportional to 23,318.01, 32,178.74 and 12,708.09 is: 17,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.01 : 32,178.74 = 12,708.09 : x
  2. Step 2: Convert to fraction form
    23,318.01/32,178.74 = 12,708.09/x
  3. Step 3: Cross multiply
    23,318.01x = 32,178.74 × 12,708.09
  4. Step 4: Simplify right side
    23,318.01x = 408,930,260.47
  5. Step 5: Solve for x
    x = 408,930,260.47/23,318.01
  6. Step 6: Final answer
    x = 17,537.10

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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.