Home / 19,331.79-29,001.33-6,180.63

Finding the Fourth Proportional to 19,331.79, 29,001.33 and 6,180.63

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Solution

The fourth proportional to 19,331.79, 29,001.33 and 6,180.63 is: 9,272.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,331.79 : 29,001.33 = 6,180.63 : x
  2. Step 2: Convert to fraction form
    19,331.79/29,001.33 = 6,180.63/x
  3. Step 3: Cross multiply
    19,331.79x = 29,001.33 × 6,180.63
  4. Step 4: Simplify right side
    19,331.79x = 179,246,490.24
  5. Step 5: Solve for x
    x = 179,246,490.24/19,331.79
  6. Step 6: Final answer
    x = 9,272.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.