Home / 26,590.28-39,885.37-12,350.96

Finding the Fourth Proportional to 26,590.28, 39,885.37 and 12,350.96

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Solution

The fourth proportional to 26,590.28, 39,885.37 and 12,350.96 is: 18,526.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,590.28 : 39,885.37 = 12,350.96 : x
  2. Step 2: Convert to fraction form
    26,590.28/39,885.37 = 12,350.96/x
  3. Step 3: Cross multiply
    26,590.28x = 39,885.37 × 12,350.96
  4. Step 4: Simplify right side
    26,590.28x = 492,622,787.81
  5. Step 5: Solve for x
    x = 492,622,787.81/26,590.28
  6. Step 6: Final answer
    x = 18,526.43

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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.