Home / 12,026.92-18,040.02-5,448.28

Finding the Fourth Proportional to 12,026.92, 18,040.02 and 5,448.28

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Solution

The fourth proportional to 12,026.92, 18,040.02 and 5,448.28 is: 8,172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.92 : 18,040.02 = 5,448.28 : x
  2. Step 2: Convert to fraction form
    12,026.92/18,040.02 = 5,448.28/x
  3. Step 3: Cross multiply
    12,026.92x = 18,040.02 × 5,448.28
  4. Step 4: Simplify right side
    12,026.92x = 98,287,080.17
  5. Step 5: Solve for x
    x = 98,287,080.17/12,026.92
  6. Step 6: Final answer
    x = 8,172.26

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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.