Home / 12,041.19-18,065.43-5,020.11

Finding the Fourth Proportional to 12,041.19, 18,065.43 and 5,020.11

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Solution

The fourth proportional to 12,041.19, 18,065.43 and 5,020.11 is: 7,531.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.19 : 18,065.43 = 5,020.11 : x
  2. Step 2: Convert to fraction form
    12,041.19/18,065.43 = 5,020.11/x
  3. Step 3: Cross multiply
    12,041.19x = 18,065.43 × 5,020.11
  4. Step 4: Simplify right side
    12,041.19x = 90,690,445.80
  5. Step 5: Solve for x
    x = 90,690,445.80/12,041.19
  6. Step 6: Final answer
    x = 7,531.68

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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.