Home / 18,168.46-25,070.22-10,513.05

Finding the Fourth Proportional to 18,168.46, 25,070.22 and 10,513.05

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Solution

The fourth proportional to 18,168.46, 25,070.22 and 10,513.05 is: 14,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.46 : 25,070.22 = 10,513.05 : x
  2. Step 2: Convert to fraction form
    18,168.46/25,070.22 = 10,513.05/x
  3. Step 3: Cross multiply
    18,168.46x = 25,070.22 × 10,513.05
  4. Step 4: Simplify right side
    18,168.46x = 263,564,476.37
  5. Step 5: Solve for x
    x = 263,564,476.37/18,168.46
  6. Step 6: Final answer
    x = 14,506.70

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Similar ratio
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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.