Home / 16,695.30-25,079.80-10,125.38

Finding the Fourth Proportional to 16,695.30, 25,079.80 and 10,125.38

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Solution

The fourth proportional to 16,695.30, 25,079.80 and 10,125.38 is: 15,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.30 : 25,079.80 = 10,125.38 : x
  2. Step 2: Convert to fraction form
    16,695.30/25,079.80 = 10,125.38/x
  3. Step 3: Cross multiply
    16,695.30x = 25,079.80 × 10,125.38
  4. Step 4: Simplify right side
    16,695.30x = 253,942,505.32
  5. Step 5: Solve for x
    x = 253,942,505.32/16,695.30
  6. Step 6: Final answer
    x = 15,210.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.