Home / 18,197.30-25,110.24-10,239.36

Finding the Fourth Proportional to 18,197.30, 25,110.24 and 10,239.36

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Solution

The fourth proportional to 18,197.30, 25,110.24 and 10,239.36 is: 14,129.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197.30 : 25,110.24 = 10,239.36 : x
  2. Step 2: Convert to fraction form
    18,197.30/25,110.24 = 10,239.36/x
  3. Step 3: Cross multiply
    18,197.30x = 25,110.24 × 10,239.36
  4. Step 4: Simplify right side
    18,197.30x = 257,112,787.05
  5. Step 5: Solve for x
    x = 257,112,787.05/18,197.30
  6. Step 6: Final answer
    x = 14,129.17

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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.