Home / 23,310.84-32,169.02-13,239.28

Finding the Fourth Proportional to 23,310.84, 32,169.02 and 13,239.28

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Solution

The fourth proportional to 23,310.84, 32,169.02 and 13,239.28 is: 18,270.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.84 : 32,169.02 = 13,239.28 : x
  2. Step 2: Convert to fraction form
    23,310.84/32,169.02 = 13,239.28/x
  3. Step 3: Cross multiply
    23,310.84x = 32,169.02 × 13,239.28
  4. Step 4: Simplify right side
    23,310.84x = 425,894,663.11
  5. Step 5: Solve for x
    x = 425,894,663.11/23,310.84
  6. Step 6: Final answer
    x = 18,270.24

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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.