Home / 12,397.10-17,057.28-10,713.11

Finding the Fourth Proportional to 12,397.10, 17,057.28 and 10,713.11

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Solution

The fourth proportional to 12,397.10, 17,057.28 and 10,713.11 is: 14,740.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397.10 : 17,057.28 = 10,713.11 : x
  2. Step 2: Convert to fraction form
    12,397.10/17,057.28 = 10,713.11/x
  3. Step 3: Cross multiply
    12,397.10x = 17,057.28 × 10,713.11
  4. Step 4: Simplify right side
    12,397.10x = 182,736,516.94
  5. Step 5: Solve for x
    x = 182,736,516.94/12,397.10
  6. Step 6: Final answer
    x = 14,740.26

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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.