Home / 26,396.40-39,572.70-9,753.30

Finding the Fourth Proportional to 26,396.40, 39,572.70 and 9,753.30

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Solution

The fourth proportional to 26,396.40, 39,572.70 and 9,753.30 is: 14,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,396.40 : 39,572.70 = 9,753.30 : x
  2. Step 2: Convert to fraction form
    26,396.40/39,572.70 = 9,753.30/x
  3. Step 3: Cross multiply
    26,396.40x = 39,572.70 × 9,753.30
  4. Step 4: Simplify right side
    26,396.40x = 385,964,414.91
  5. Step 5: Solve for x
    x = 385,964,414.91/26,396.40
  6. Step 6: Final answer
    x = 14,621.86

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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.