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Finding the Fourth Proportional to 21,671.84, 32,508.98 and 6,088.25

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Solution

The fourth proportional to 21,671.84, 32,508.98 and 6,088.25 is: 9,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,671.84 : 32,508.98 = 6,088.25 : x
  2. Step 2: Convert to fraction form
    21,671.84/32,508.98 = 6,088.25/x
  3. Step 3: Cross multiply
    21,671.84x = 32,508.98 × 6,088.25
  4. Step 4: Simplify right side
    21,671.84x = 197,922,767.04
  5. Step 5: Solve for x
    x = 197,922,767.04/21,671.84
  6. Step 6: Final answer
    x = 9,132.72

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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.