Home / 12,024.66-18,039.56-7,097.97

Finding the Fourth Proportional to 12,024.66, 18,039.56 and 7,097.97

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Solution

The fourth proportional to 12,024.66, 18,039.56 and 7,097.97 is: 10,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.66 : 18,039.56 = 7,097.97 : x
  2. Step 2: Convert to fraction form
    12,024.66/18,039.56 = 7,097.97/x
  3. Step 3: Cross multiply
    12,024.66x = 18,039.56 × 7,097.97
  4. Step 4: Simplify right side
    12,024.66x = 128,044,220.20
  5. Step 5: Solve for x
    x = 128,044,220.20/12,024.66
  6. Step 6: Final answer
    x = 10,648.47

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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.