Home / 18,146.84-25,042.64-10,191.62

Finding the Fourth Proportional to 18,146.84, 25,042.64 and 10,191.62

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Solution

The fourth proportional to 18,146.84, 25,042.64 and 10,191.62 is: 14,064.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146.84 : 25,042.64 = 10,191.62 : x
  2. Step 2: Convert to fraction form
    18,146.84/25,042.64 = 10,191.62/x
  3. Step 3: Cross multiply
    18,146.84x = 25,042.64 × 10,191.62
  4. Step 4: Simplify right side
    18,146.84x = 255,225,082.33
  5. Step 5: Solve for x
    x = 255,225,082.33/18,146.84
  6. Step 6: Final answer
    x = 14,064.44

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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.