Home / 13,044.72-18,001.40-7,076.24

Finding the Fourth Proportional to 13,044.72, 18,001.40 and 7,076.24

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Solution

The fourth proportional to 13,044.72, 18,001.40 and 7,076.24 is: 9,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.72 : 18,001.40 = 7,076.24 : x
  2. Step 2: Convert to fraction form
    13,044.72/18,001.40 = 7,076.24/x
  3. Step 3: Cross multiply
    13,044.72x = 18,001.40 × 7,076.24
  4. Step 4: Simplify right side
    13,044.72x = 127,382,226.74
  5. Step 5: Solve for x
    x = 127,382,226.74/13,044.72
  6. Step 6: Final answer
    x = 9,765.04

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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.