Home / 26,082.76-39,123.96-10,500.16

Finding the Fourth Proportional to 26,082.76, 39,123.96 and 10,500.16

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Solution

The fourth proportional to 26,082.76, 39,123.96 and 10,500.16 is: 15,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,082.76 : 39,123.96 = 10,500.16 : x
  2. Step 2: Convert to fraction form
    26,082.76/39,123.96 = 10,500.16/x
  3. Step 3: Cross multiply
    26,082.76x = 39,123.96 × 10,500.16
  4. Step 4: Simplify right side
    26,082.76x = 410,807,839.83
  5. Step 5: Solve for x
    x = 410,807,839.83/26,082.76
  6. Step 6: Final answer
    x = 15,750.17

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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.