Home / 23,176.76-31,984.11-13,614.08

Finding the Fourth Proportional to 23,176.76, 31,984.11 and 13,614.08

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Solution

The fourth proportional to 23,176.76, 31,984.11 and 13,614.08 is: 18,787.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176.76 : 31,984.11 = 13,614.08 : x
  2. Step 2: Convert to fraction form
    23,176.76/31,984.11 = 13,614.08/x
  3. Step 3: Cross multiply
    23,176.76x = 31,984.11 × 13,614.08
  4. Step 4: Simplify right side
    23,176.76x = 435,434,072.35
  5. Step 5: Solve for x
    x = 435,434,072.35/23,176.76
  6. Step 6: Final answer
    x = 18,787.53

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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.