Home / 23,209.32-32,024.70-13,780.20

Finding the Fourth Proportional to 23,209.32, 32,024.70 and 13,780.20

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Solution

The fourth proportional to 23,209.32, 32,024.70 and 13,780.20 is: 19,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209.32 : 32,024.70 = 13,780.20 : x
  2. Step 2: Convert to fraction form
    23,209.32/32,024.70 = 13,780.20/x
  3. Step 3: Cross multiply
    23,209.32x = 32,024.70 × 13,780.20
  4. Step 4: Simplify right side
    23,209.32x = 441,306,770.94
  5. Step 5: Solve for x
    x = 441,306,770.94/23,209.32
  6. Step 6: Final answer
    x = 19,014.21

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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.