Home / 17,908.49-26,862.70-4,760.86

Finding the Fourth Proportional to 17,908.49, 26,862.70 and 4,760.86

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Solution

The fourth proportional to 17,908.49, 26,862.70 and 4,760.86 is: 7,141.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.49 : 26,862.70 = 4,760.86 : x
  2. Step 2: Convert to fraction form
    17,908.49/26,862.70 = 4,760.86/x
  3. Step 3: Cross multiply
    17,908.49x = 26,862.70 × 4,760.86
  4. Step 4: Simplify right side
    17,908.49x = 127,889,553.92
  5. Step 5: Solve for x
    x = 127,889,553.92/17,908.49
  6. Step 6: Final answer
    x = 7,141.28

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1.5x scale

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.