Home / 18,428.46-25,431.54-10,044.96

Finding the Fourth Proportional to 18,428.46, 25,431.54 and 10,044.96

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Solution

The fourth proportional to 18,428.46, 25,431.54 and 10,044.96 is: 13,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428.46 : 25,431.54 = 10,044.96 : x
  2. Step 2: Convert to fraction form
    18,428.46/25,431.54 = 10,044.96/x
  3. Step 3: Cross multiply
    18,428.46x = 25,431.54 × 10,044.96
  4. Step 4: Simplify right side
    18,428.46x = 255,458,802.04
  5. Step 5: Solve for x
    x = 255,458,802.04/18,428.46
  6. Step 6: Final answer
    x = 13,862.19

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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.