Home / 23,154.40-31,954.32-13,083.27

Finding the Fourth Proportional to 23,154.40, 31,954.32 and 13,083.27

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Solution

The fourth proportional to 23,154.40, 31,954.32 and 13,083.27 is: 18,055.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.40 : 31,954.32 = 13,083.27 : x
  2. Step 2: Convert to fraction form
    23,154.40/31,954.32 = 13,083.27/x
  3. Step 3: Cross multiply
    23,154.40x = 31,954.32 × 13,083.27
  4. Step 4: Simplify right side
    23,154.40x = 418,066,876.40
  5. Step 5: Solve for x
    x = 418,066,876.40/23,154.40
  6. Step 6: Final answer
    x = 18,055.61

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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.