Home / 17,021.32-25,531.98-5,335.45

Finding the Fourth Proportional to 17,021.32, 25,531.98 and 5,335.45

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Solution

The fourth proportional to 17,021.32, 25,531.98 and 5,335.45 is: 8,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.32 : 25,531.98 = 5,335.45 : x
  2. Step 2: Convert to fraction form
    17,021.32/25,531.98 = 5,335.45/x
  3. Step 3: Cross multiply
    17,021.32x = 25,531.98 × 5,335.45
  4. Step 4: Simplify right side
    17,021.32x = 136,224,602.69
  5. Step 5: Solve for x
    x = 136,224,602.69/17,021.32
  6. Step 6: Final answer
    x = 8,003.18

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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.