Home / 14,301.55-19,732.92-8,637.22

Finding the Fourth Proportional to 14,301.55, 19,732.92 and 8,637.22

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Solution

The fourth proportional to 14,301.55, 19,732.92 and 8,637.22 is: 11,917.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.55 : 19,732.92 = 8,637.22 : x
  2. Step 2: Convert to fraction form
    14,301.55/19,732.92 = 8,637.22/x
  3. Step 3: Cross multiply
    14,301.55x = 19,732.92 × 8,637.22
  4. Step 4: Simplify right side
    14,301.55x = 170,437,571.28
  5. Step 5: Solve for x
    x = 170,437,571.28/14,301.55
  6. Step 6: Final answer
    x = 11,917.42

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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.