Home / 29,117.27-40,179.06-17,020.58

Finding the Fourth Proportional to 29,117.27, 40,179.06 and 17,020.58

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Solution

The fourth proportional to 29,117.27, 40,179.06 and 17,020.58 is: 23,486.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.27 : 40,179.06 = 17,020.58 : x
  2. Step 2: Convert to fraction form
    29,117.27/40,179.06 = 17,020.58/x
  3. Step 3: Cross multiply
    29,117.27x = 40,179.06 × 17,020.58
  4. Step 4: Simplify right side
    29,117.27x = 683,870,978.04
  5. Step 5: Solve for x
    x = 683,870,978.04/29,117.27
  6. Step 6: Final answer
    x = 23,486.78

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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.