Home / 26,631.52-39,948.80-6,909.56

Finding the Fourth Proportional to 26,631.52, 39,948.80 and 6,909.56

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Solution

The fourth proportional to 26,631.52, 39,948.80 and 6,909.56 is: 10,364.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631.52 : 39,948.80 = 6,909.56 : x
  2. Step 2: Convert to fraction form
    26,631.52/39,948.80 = 6,909.56/x
  3. Step 3: Cross multiply
    26,631.52x = 39,948.80 × 6,909.56
  4. Step 4: Simplify right side
    26,631.52x = 276,028,630.53
  5. Step 5: Solve for x
    x = 276,028,630.53/26,631.52
  6. Step 6: Final answer
    x = 10,364.73

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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.