Home / 17,580.52-26,391.42-13,885.48

Finding the Fourth Proportional to 17,580.52, 26,391.42 and 13,885.48

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Solution

The fourth proportional to 17,580.52, 26,391.42 and 13,885.48 is: 20,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.52 : 26,391.42 = 13,885.48 : x
  2. Step 2: Convert to fraction form
    17,580.52/26,391.42 = 13,885.48/x
  3. Step 3: Cross multiply
    17,580.52x = 26,391.42 × 13,885.48
  4. Step 4: Simplify right side
    17,580.52x = 366,457,534.58
  5. Step 5: Solve for x
    x = 366,457,534.58/17,580.52
  6. Step 6: Final answer
    x = 20,844.52

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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.