Home / 26,501.87-39,754.74-9,861.89

Finding the Fourth Proportional to 26,501.87, 39,754.74 and 9,861.89

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Solution

The fourth proportional to 26,501.87, 39,754.74 and 9,861.89 is: 14,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.87 : 39,754.74 = 9,861.89 : x
  2. Step 2: Convert to fraction form
    26,501.87/39,754.74 = 9,861.89/x
  3. Step 3: Cross multiply
    26,501.87x = 39,754.74 × 9,861.89
  4. Step 4: Simplify right side
    26,501.87x = 392,056,972.25
  5. Step 5: Solve for x
    x = 392,056,972.25/26,501.87
  6. Step 6: Final answer
    x = 14,793.56

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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.