Home / 21,895.84-32,848.62-6,312.25

Finding the Fourth Proportional to 21,895.84, 32,848.62 and 6,312.25

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Solution

The fourth proportional to 21,895.84, 32,848.62 and 6,312.25 is: 9,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895.84 : 32,848.62 = 6,312.25 : x
  2. Step 2: Convert to fraction form
    21,895.84/32,848.62 = 6,312.25/x
  3. Step 3: Cross multiply
    21,895.84x = 32,848.62 × 6,312.25
  4. Step 4: Simplify right side
    21,895.84x = 207,348,701.60
  5. Step 5: Solve for x
    x = 207,348,701.60/21,895.84
  6. Step 6: Final answer
    x = 9,469.78

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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.