Home / 26,266.56-39,405.78-8,737.08

Finding the Fourth Proportional to 26,266.56, 39,405.78 and 8,737.08

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Solution

The fourth proportional to 26,266.56, 39,405.78 and 8,737.08 is: 13,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266.56 : 39,405.78 = 8,737.08 : x
  2. Step 2: Convert to fraction form
    26,266.56/39,405.78 = 8,737.08/x
  3. Step 3: Cross multiply
    26,266.56x = 39,405.78 × 8,737.08
  4. Step 4: Simplify right side
    26,266.56x = 344,291,452.32
  5. Step 5: Solve for x
    x = 344,291,452.32/26,266.56
  6. Step 6: Final answer
    x = 13,107.60

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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.