Home / 26,849.12-37,057.31-15,517.00

Finding the Fourth Proportional to 26,849.12, 37,057.31 and 15,517.00

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Solution

The fourth proportional to 26,849.12, 37,057.31 and 15,517.00 is: 21,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.12 : 37,057.31 = 15,517.00 : x
  2. Step 2: Convert to fraction form
    26,849.12/37,057.31 = 15,517.00/x
  3. Step 3: Cross multiply
    26,849.12x = 37,057.31 × 15,517.00
  4. Step 4: Simplify right side
    26,849.12x = 575,018,167.23
  5. Step 5: Solve for x
    x = 575,018,167.23/26,849.12
  6. Step 6: Final answer
    x = 21,416.65

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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.