Home / 26,340.90-39,505.42-7,616.76

Finding the Fourth Proportional to 26,340.90, 39,505.42 and 7,616.76

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Solution

The fourth proportional to 26,340.90, 39,505.42 and 7,616.76 is: 11,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.90 : 39,505.42 = 7,616.76 : x
  2. Step 2: Convert to fraction form
    26,340.90/39,505.42 = 7,616.76/x
  3. Step 3: Cross multiply
    26,340.90x = 39,505.42 × 7,616.76
  4. Step 4: Simplify right side
    26,340.90x = 300,903,302.84
  5. Step 5: Solve for x
    x = 300,903,302.84/26,340.90
  6. Step 6: Final answer
    x = 11,423.43

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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.