Home / 17,398.19-26,092.63-4,915.28

Finding the Fourth Proportional to 17,398.19, 26,092.63 and 4,915.28

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Solution

The fourth proportional to 17,398.19, 26,092.63 and 4,915.28 is: 7,371.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.19 : 26,092.63 = 4,915.28 : x
  2. Step 2: Convert to fraction form
    17,398.19/26,092.63 = 4,915.28/x
  3. Step 3: Cross multiply
    17,398.19x = 26,092.63 × 4,915.28
  4. Step 4: Simplify right side
    17,398.19x = 128,252,653.76
  5. Step 5: Solve for x
    x = 128,252,653.76/17,398.19
  6. Step 6: Final answer
    x = 7,371.61

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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.