Home / 26,360.72-39,497.32-18,553.13

Finding the Fourth Proportional to 26,360.72, 39,497.32 and 18,553.13

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Solution

The fourth proportional to 26,360.72, 39,497.32 and 18,553.13 is: 27,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.72 : 39,497.32 = 18,553.13 : x
  2. Step 2: Convert to fraction form
    26,360.72/39,497.32 = 18,553.13/x
  3. Step 3: Cross multiply
    26,360.72x = 39,497.32 × 18,553.13
  4. Step 4: Simplify right side
    26,360.72x = 732,798,912.61
  5. Step 5: Solve for x
    x = 732,798,912.61/26,360.72
  6. Step 6: Final answer
    x = 27,798.90

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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.