Home / 21,766.83-32,639.30-10,088.25

Finding the Fourth Proportional to 21,766.83, 32,639.30 and 10,088.25

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Solution

The fourth proportional to 21,766.83, 32,639.30 and 10,088.25 is: 15,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,766.83 : 32,639.30 = 10,088.25 : x
  2. Step 2: Convert to fraction form
    21,766.83/32,639.30 = 10,088.25/x
  3. Step 3: Cross multiply
    21,766.83x = 32,639.30 × 10,088.25
  4. Step 4: Simplify right side
    21,766.83x = 329,273,339.96
  5. Step 5: Solve for x
    x = 329,273,339.96/21,766.83
  6. Step 6: Final answer
    x = 15,127.30

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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.