Home / 18,872.29-26,044.09-10,374.77

Finding the Fourth Proportional to 18,872.29, 26,044.09 and 10,374.77

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Solution

The fourth proportional to 18,872.29, 26,044.09 and 10,374.77 is: 14,317.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,872.29 : 26,044.09 = 10,374.77 : x
  2. Step 2: Convert to fraction form
    18,872.29/26,044.09 = 10,374.77/x
  3. Step 3: Cross multiply
    18,872.29x = 26,044.09 × 10,374.77
  4. Step 4: Simplify right side
    18,872.29x = 270,201,391.74
  5. Step 5: Solve for x
    x = 270,201,391.74/18,872.29
  6. Step 6: Final answer
    x = 14,317.36

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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.