Home / 17,046.95-23,555.30-13,279.84

Finding the Fourth Proportional to 17,046.95, 23,555.30 and 13,279.84

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Solution

The fourth proportional to 17,046.95, 23,555.30 and 13,279.84 is: 18,349.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,046.95 : 23,555.30 = 13,279.84 : x
  2. Step 2: Convert to fraction form
    17,046.95/23,555.30 = 13,279.84/x
  3. Step 3: Cross multiply
    17,046.95x = 23,555.30 × 13,279.84
  4. Step 4: Simplify right side
    17,046.95x = 312,810,489.86
  5. Step 5: Solve for x
    x = 312,810,489.86/17,046.95
  6. Step 6: Final answer
    x = 18,349.94

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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.