Home / 17,991.12-24,818.34-10,434.70

Finding the Fourth Proportional to 17,991.12, 24,818.34 and 10,434.70

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Solution

The fourth proportional to 17,991.12, 24,818.34 and 10,434.70 is: 14,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991.12 : 24,818.34 = 10,434.70 : x
  2. Step 2: Convert to fraction form
    17,991.12/24,818.34 = 10,434.70/x
  3. Step 3: Cross multiply
    17,991.12x = 24,818.34 × 10,434.70
  4. Step 4: Simplify right side
    17,991.12x = 258,972,002.55
  5. Step 5: Solve for x
    x = 258,972,002.55/17,991.12
  6. Step 6: Final answer
    x = 14,394.43

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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.