Home / 23,820.24-32,871.51-13,209.66

Finding the Fourth Proportional to 23,820.24, 32,871.51 and 13,209.66

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Solution

The fourth proportional to 23,820.24, 32,871.51 and 13,209.66 is: 18,229.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,820.24 : 32,871.51 = 13,209.66 : x
  2. Step 2: Convert to fraction form
    23,820.24/32,871.51 = 13,209.66/x
  3. Step 3: Cross multiply
    23,820.24x = 32,871.51 × 13,209.66
  4. Step 4: Simplify right side
    23,820.24x = 434,221,470.79
  5. Step 5: Solve for x
    x = 434,221,470.79/23,820.24
  6. Step 6: Final answer
    x = 18,229.10

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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.