Home / 16,334.22-22,539.96-9,618.78

Finding the Fourth Proportional to 16,334.22, 22,539.96 and 9,618.78

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Solution

The fourth proportional to 16,334.22, 22,539.96 and 9,618.78 is: 13,273.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,334.22 : 22,539.96 = 9,618.78 : x
  2. Step 2: Convert to fraction form
    16,334.22/22,539.96 = 9,618.78/x
  3. Step 3: Cross multiply
    16,334.22x = 22,539.96 × 9,618.78
  4. Step 4: Simplify right side
    16,334.22x = 216,806,916.45
  5. Step 5: Solve for x
    x = 216,806,916.45/16,334.22
  6. Step 6: Final answer
    x = 13,273.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.