Home / 21,717.45-32,591.73-9,246.22

Finding the Fourth Proportional to 21,717.45, 32,591.73 and 9,246.22

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Solution

The fourth proportional to 21,717.45, 32,591.73 and 9,246.22 is: 13,875.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.45 : 32,591.73 = 9,246.22 : x
  2. Step 2: Convert to fraction form
    21,717.45/32,591.73 = 9,246.22/x
  3. Step 3: Cross multiply
    21,717.45x = 32,591.73 × 9,246.22
  4. Step 4: Simplify right side
    21,717.45x = 301,350,258.95
  5. Step 5: Solve for x
    x = 301,350,258.95/21,717.45
  6. Step 6: Final answer
    x = 13,875.95

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1.5x scale

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.