Home / 21,826.44-30,088.65-17,352

Finding the Fourth Proportional to 21,826.44, 30,088.65 and 17,352

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Solution

The fourth proportional to 21,826.44, 30,088.65 and 17,352 is: 23,920.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,826.44 : 30,088.65 = 17,352 : x
  2. Step 2: Convert to fraction form
    21,826.44/30,088.65 = 17,352/x
  3. Step 3: Cross multiply
    21,826.44x = 30,088.65 × 17,352
  4. Step 4: Simplify right side
    21,826.44x = 522,098,254.80
  5. Step 5: Solve for x
    x = 522,098,254.80/21,826.44
  6. Step 6: Final answer
    x = 23,920.45

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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.