Home / 26,689.46-40,001.94-9,808.85

Finding the Fourth Proportional to 26,689.46, 40,001.94 and 9,808.85

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Solution

The fourth proportional to 26,689.46, 40,001.94 and 9,808.85 is: 14,701.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.46 : 40,001.94 = 9,808.85 : x
  2. Step 2: Convert to fraction form
    26,689.46/40,001.94 = 9,808.85/x
  3. Step 3: Cross multiply
    26,689.46x = 40,001.94 × 9,808.85
  4. Step 4: Simplify right side
    26,689.46x = 392,372,829.16
  5. Step 5: Solve for x
    x = 392,372,829.16/26,689.46
  6. Step 6: Final answer
    x = 14,701.42

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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.