Home / 26,000.80-39,002.28-21,648.94

Finding the Fourth Proportional to 26,000.80, 39,002.28 and 21,648.94

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Solution

The fourth proportional to 26,000.80, 39,002.28 and 21,648.94 is: 32,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,000.80 : 39,002.28 = 21,648.94 : x
  2. Step 2: Convert to fraction form
    26,000.80/39,002.28 = 21,648.94/x
  3. Step 3: Cross multiply
    26,000.80x = 39,002.28 × 21,648.94
  4. Step 4: Simplify right side
    26,000.80x = 844,358,019.58
  5. Step 5: Solve for x
    x = 844,358,019.58/26,000.80
  6. Step 6: Final answer
    x = 32,474.31

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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.