Home / 17,840.32-26,760.36-13,948

Finding the Fourth Proportional to 17,840.32, 26,760.36 and 13,948

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Solution

The fourth proportional to 17,840.32, 26,760.36 and 13,948 is: 20,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.32 : 26,760.36 = 13,948 : x
  2. Step 2: Convert to fraction form
    17,840.32/26,760.36 = 13,948/x
  3. Step 3: Cross multiply
    17,840.32x = 26,760.36 × 13,948
  4. Step 4: Simplify right side
    17,840.32x = 373,253,501.28
  5. Step 5: Solve for x
    x = 373,253,501.28/17,840.32
  6. Step 6: Final answer
    x = 20,921.91

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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.