Home / 23,167.09-31,972.20-13,095.60

Finding the Fourth Proportional to 23,167.09, 31,972.20 and 13,095.60

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Solution

The fourth proportional to 23,167.09, 31,972.20 and 13,095.60 is: 18,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,167.09 : 31,972.20 = 13,095.60 : x
  2. Step 2: Convert to fraction form
    23,167.09/31,972.20 = 13,095.60/x
  3. Step 3: Cross multiply
    23,167.09x = 31,972.20 × 13,095.60
  4. Step 4: Simplify right side
    23,167.09x = 418,695,142.32
  5. Step 5: Solve for x
    x = 418,695,142.32/23,167.09
  6. Step 6: Final answer
    x = 18,072.84

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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.