Home / 17,918.12-24,733.71-13,454.76

Finding the Fourth Proportional to 17,918.12, 24,733.71 and 13,454.76

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Solution

The fourth proportional to 17,918.12, 24,733.71 and 13,454.76 is: 18,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.12 : 24,733.71 = 13,454.76 : x
  2. Step 2: Convert to fraction form
    17,918.12/24,733.71 = 13,454.76/x
  3. Step 3: Cross multiply
    17,918.12x = 24,733.71 × 13,454.76
  4. Step 4: Simplify right side
    17,918.12x = 332,786,131.96
  5. Step 5: Solve for x
    x = 332,786,131.96/17,918.12
  6. Step 6: Final answer
    x = 18,572.60

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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.