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Finding the Fourth Proportional to 12,023.17, 18,041.22 and 5,008.03

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Solution

The fourth proportional to 12,023.17, 18,041.22 and 5,008.03 is: 7,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.17 : 18,041.22 = 5,008.03 : x
  2. Step 2: Convert to fraction form
    12,023.17/18,041.22 = 5,008.03/x
  3. Step 3: Cross multiply
    12,023.17x = 18,041.22 × 5,008.03
  4. Step 4: Simplify right side
    12,023.17x = 90,350,925.89
  5. Step 5: Solve for x
    x = 90,350,925.89/12,023.17
  6. Step 6: Final answer
    x = 7,514.74

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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.