Home / 12,422.04-18,632.82-5,026.20

Finding the Fourth Proportional to 12,422.04, 18,632.82 and 5,026.20

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Solution

The fourth proportional to 12,422.04, 18,632.82 and 5,026.20 is: 7,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422.04 : 18,632.82 = 5,026.20 : x
  2. Step 2: Convert to fraction form
    12,422.04/18,632.82 = 5,026.20/x
  3. Step 3: Cross multiply
    12,422.04x = 18,632.82 × 5,026.20
  4. Step 4: Simplify right side
    12,422.04x = 93,652,279.88
  5. Step 5: Solve for x
    x = 93,652,279.88/12,422.04
  6. Step 6: Final answer
    x = 7,539.20

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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.