Home / 12,023.04-18,032.40-5,448

Finding the Fourth Proportional to 12,023.04, 18,032.40 and 5,448

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Solution

The fourth proportional to 12,023.04, 18,032.40 and 5,448 is: 8,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.04 : 18,032.40 = 5,448 : x
  2. Step 2: Convert to fraction form
    12,023.04/18,032.40 = 5,448/x
  3. Step 3: Cross multiply
    12,023.04x = 18,032.40 × 5,448
  4. Step 4: Simplify right side
    12,023.04x = 98,240,515.20
  5. Step 5: Solve for x
    x = 98,240,515.20/12,023.04
  6. Step 6: Final answer
    x = 8,171.02

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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.