Home / 35,105.42-48,445.52-19,189.87

Finding the Fourth Proportional to 35,105.42, 48,445.52 and 19,189.87

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Solution

The fourth proportional to 35,105.42, 48,445.52 and 19,189.87 is: 26,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,105.42 : 48,445.52 = 19,189.87 : x
  2. Step 2: Convert to fraction form
    35,105.42/48,445.52 = 19,189.87/x
  3. Step 3: Cross multiply
    35,105.42x = 48,445.52 × 19,189.87
  4. Step 4: Simplify right side
    35,105.42x = 929,663,230.88
  5. Step 5: Solve for x
    x = 929,663,230.88/35,105.42
  6. Step 6: Final answer
    x = 26,482.04

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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.