Home / 17,977.52-26,948.86-6,875.66

Finding the Fourth Proportional to 17,977.52, 26,948.86 and 6,875.66

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Solution

The fourth proportional to 17,977.52, 26,948.86 and 6,875.66 is: 10,306.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.52 : 26,948.86 = 6,875.66 : x
  2. Step 2: Convert to fraction form
    17,977.52/26,948.86 = 6,875.66/x
  3. Step 3: Cross multiply
    17,977.52x = 26,948.86 × 6,875.66
  4. Step 4: Simplify right side
    17,977.52x = 185,291,198.75
  5. Step 5: Solve for x
    x = 185,291,198.75/17,977.52
  6. Step 6: Final answer
    x = 10,306.83

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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.