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Finding the Fourth Proportional to 16,258.13, 22,436.21 and 8,806.13

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Solution

The fourth proportional to 16,258.13, 22,436.21 and 8,806.13 is: 12,152.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,258.13 : 22,436.21 = 8,806.13 : x
  2. Step 2: Convert to fraction form
    16,258.13/22,436.21 = 8,806.13/x
  3. Step 3: Cross multiply
    16,258.13x = 22,436.21 × 8,806.13
  4. Step 4: Simplify right side
    16,258.13x = 197,576,091.80
  5. Step 5: Solve for x
    x = 197,576,091.80/16,258.13
  6. Step 6: Final answer
    x = 12,152.45

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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.