Home / 26,715.17-36,842.78-17,144.03

Finding the Fourth Proportional to 26,715.17, 36,842.78 and 17,144.03

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Solution

The fourth proportional to 26,715.17, 36,842.78 and 17,144.03 is: 23,643.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.17 : 36,842.78 = 17,144.03 : x
  2. Step 2: Convert to fraction form
    26,715.17/36,842.78 = 17,144.03/x
  3. Step 3: Cross multiply
    26,715.17x = 36,842.78 × 17,144.03
  4. Step 4: Simplify right side
    26,715.17x = 631,633,455.67
  5. Step 5: Solve for x
    x = 631,633,455.67/26,715.17
  6. Step 6: Final answer
    x = 23,643.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.