Home / 26,422.42-39,637.73-8,890.88

Finding the Fourth Proportional to 26,422.42, 39,637.73 and 8,890.88

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Solution

The fourth proportional to 26,422.42, 39,637.73 and 8,890.88 is: 13,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.42 : 39,637.73 = 8,890.88 : x
  2. Step 2: Convert to fraction form
    26,422.42/39,637.73 = 8,890.88/x
  3. Step 3: Cross multiply
    26,422.42x = 39,637.73 × 8,890.88
  4. Step 4: Simplify right side
    26,422.42x = 352,414,422.22
  5. Step 5: Solve for x
    x = 352,414,422.22/26,422.42
  6. Step 6: Final answer
    x = 13,337.70

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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.