Home / 40,211.10-60,292.35-18,020.34

Finding the Fourth Proportional to 40,211.10, 60,292.35 and 18,020.34

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Solution

The fourth proportional to 40,211.10, 60,292.35 and 18,020.34 is: 27,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,211.10 : 60,292.35 = 18,020.34 : x
  2. Step 2: Convert to fraction form
    40,211.10/60,292.35 = 18,020.34/x
  3. Step 3: Cross multiply
    40,211.10x = 60,292.35 × 18,020.34
  4. Step 4: Simplify right side
    40,211.10x = 1,086,488,646.40
  5. Step 5: Solve for x
    x = 1,086,488,646.40/40,211.10
  6. Step 6: Final answer
    x = 27,019.62

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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.