Home / 23,833.76-32,890.12-13,223.30

Finding the Fourth Proportional to 23,833.76, 32,890.12 and 13,223.30

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Solution

The fourth proportional to 23,833.76, 32,890.12 and 13,223.30 is: 18,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,833.76 : 32,890.12 = 13,223.30 : x
  2. Step 2: Convert to fraction form
    23,833.76/32,890.12 = 13,223.30/x
  3. Step 3: Cross multiply
    23,833.76x = 32,890.12 × 13,223.30
  4. Step 4: Simplify right side
    23,833.76x = 434,915,726.29
  5. Step 5: Solve for x
    x = 434,915,726.29/23,833.76
  6. Step 6: Final answer
    x = 18,247.89

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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.