Home / 40,191.08-55,460.99-22,285.42

Finding the Fourth Proportional to 40,191.08, 55,460.99 and 22,285.42

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Solution

The fourth proportional to 40,191.08, 55,460.99 and 22,285.42 is: 30,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.08 : 55,460.99 = 22,285.42 : x
  2. Step 2: Convert to fraction form
    40,191.08/55,460.99 = 22,285.42/x
  3. Step 3: Cross multiply
    40,191.08x = 55,460.99 × 22,285.42
  4. Step 4: Simplify right side
    40,191.08x = 1,235,971,635.89
  5. Step 5: Solve for x
    x = 1,235,971,635.89/40,191.08
  6. Step 6: Final answer
    x = 30,752.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.