Home / 17,851.43-26,773.70-13,127.51

Finding the Fourth Proportional to 17,851.43, 26,773.70 and 13,127.51

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Solution

The fourth proportional to 17,851.43, 26,773.70 and 13,127.51 is: 19,688.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,851.43 : 26,773.70 = 13,127.51 : x
  2. Step 2: Convert to fraction form
    17,851.43/26,773.70 = 13,127.51/x
  3. Step 3: Cross multiply
    17,851.43x = 26,773.70 × 13,127.51
  4. Step 4: Simplify right side
    17,851.43x = 351,471,814.98
  5. Step 5: Solve for x
    x = 351,471,814.98/17,851.43
  6. Step 6: Final answer
    x = 19,688.73

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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.