Home / 17,871.83-26,780.40-9,553.03

Finding the Fourth Proportional to 17,871.83, 26,780.40 and 9,553.03

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Solution

The fourth proportional to 17,871.83, 26,780.40 and 9,553.03 is: 14,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,871.83 : 26,780.40 = 9,553.03 : x
  2. Step 2: Convert to fraction form
    17,871.83/26,780.40 = 9,553.03/x
  3. Step 3: Cross multiply
    17,871.83x = 26,780.40 × 9,553.03
  4. Step 4: Simplify right side
    17,871.83x = 255,833,964.61
  5. Step 5: Solve for x
    x = 255,833,964.61/17,871.83
  6. Step 6: Final answer
    x = 14,314.93

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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.