Home / 26,606.13-36,723.53-15,713.82

Finding the Fourth Proportional to 26,606.13, 36,723.53 and 15,713.82

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Solution

The fourth proportional to 26,606.13, 36,723.53 and 15,713.82 is: 21,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606.13 : 36,723.53 = 15,713.82 : x
  2. Step 2: Convert to fraction form
    26,606.13/36,723.53 = 15,713.82/x
  3. Step 3: Cross multiply
    26,606.13x = 36,723.53 × 15,713.82
  4. Step 4: Simplify right side
    26,606.13x = 577,066,940.18
  5. Step 5: Solve for x
    x = 577,066,940.18/26,606.13
  6. Step 6: Final answer
    x = 21,689.25

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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.