Home / 23,169.36-31,972.14-13,098.18

Finding the Fourth Proportional to 23,169.36, 31,972.14 and 13,098.18

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Solution

The fourth proportional to 23,169.36, 31,972.14 and 13,098.18 is: 18,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,169.36 : 31,972.14 = 13,098.18 : x
  2. Step 2: Convert to fraction form
    23,169.36/31,972.14 = 13,098.18/x
  3. Step 3: Cross multiply
    23,169.36x = 31,972.14 × 13,098.18
  4. Step 4: Simplify right side
    23,169.36x = 418,776,844.71
  5. Step 5: Solve for x
    x = 418,776,844.71/23,169.36
  6. Step 6: Final answer
    x = 18,074.60

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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.