Home / 17,543.04-26,291.88-13,125.84

Finding the Fourth Proportional to 17,543.04, 26,291.88 and 13,125.84

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Solution

The fourth proportional to 17,543.04, 26,291.88 and 13,125.84 is: 19,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,543.04 : 26,291.88 = 13,125.84 : x
  2. Step 2: Convert to fraction form
    17,543.04/26,291.88 = 13,125.84/x
  3. Step 3: Cross multiply
    17,543.04x = 26,291.88 × 13,125.84
  4. Step 4: Simplify right side
    17,543.04x = 345,103,010.18
  5. Step 5: Solve for x
    x = 345,103,010.18/17,543.04
  6. Step 6: Final answer
    x = 19,671.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.