Home / 23,818.30-32,867.10-13,207.90

Finding the Fourth Proportional to 23,818.30, 32,867.10 and 13,207.90

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Solution

The fourth proportional to 23,818.30, 32,867.10 and 13,207.90 is: 18,225.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,818.30 : 32,867.10 = 13,207.90 : x
  2. Step 2: Convert to fraction form
    23,818.30/32,867.10 = 13,207.90/x
  3. Step 3: Cross multiply
    23,818.30x = 32,867.10 × 13,207.90
  4. Step 4: Simplify right side
    23,818.30x = 434,105,370.09
  5. Step 5: Solve for x
    x = 434,105,370.09/23,818.30
  6. Step 6: Final answer
    x = 18,225.71

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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.