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Finding the Fourth Proportional to 18,088.92, 24,955.92 and 10,636.92

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Solution

The fourth proportional to 18,088.92, 24,955.92 and 10,636.92 is: 14,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.92 : 24,955.92 = 10,636.92 : x
  2. Step 2: Convert to fraction form
    18,088.92/24,955.92 = 10,636.92/x
  3. Step 3: Cross multiply
    18,088.92x = 24,955.92 × 10,636.92
  4. Step 4: Simplify right side
    18,088.92x = 265,454,124.57
  5. Step 5: Solve for x
    x = 265,454,124.57/18,088.92
  6. Step 6: Final answer
    x = 14,674.96

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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.