Home / 30,191.40-41,666.04-17,446.92

Finding the Fourth Proportional to 30,191.40, 41,666.04 and 17,446.92

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Solution

The fourth proportional to 30,191.40, 41,666.04 and 17,446.92 is: 24,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,191.40 : 41,666.04 = 17,446.92 : x
  2. Step 2: Convert to fraction form
    30,191.40/41,666.04 = 17,446.92/x
  3. Step 3: Cross multiply
    30,191.40x = 41,666.04 × 17,446.92
  4. Step 4: Simplify right side
    30,191.40x = 726,944,066.60
  5. Step 5: Solve for x
    x = 726,944,066.60/30,191.40
  6. Step 6: Final answer
    x = 24,077.85

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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.