Home / 26,647.16-39,896.89-13,471.99

Finding the Fourth Proportional to 26,647.16, 39,896.89 and 13,471.99

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Solution

The fourth proportional to 26,647.16, 39,896.89 and 13,471.99 is: 20,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.16 : 39,896.89 = 13,471.99 : x
  2. Step 2: Convert to fraction form
    26,647.16/39,896.89 = 13,471.99/x
  3. Step 3: Cross multiply
    26,647.16x = 39,896.89 × 13,471.99
  4. Step 4: Simplify right side
    26,647.16x = 537,490,369.69
  5. Step 5: Solve for x
    x = 537,490,369.69/26,647.16
  6. Step 6: Final answer
    x = 20,170.65

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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.