Home / 27,318.20-40,969.80-17,307.92

Finding the Fourth Proportional to 27,318.20, 40,969.80 and 17,307.92

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Solution

The fourth proportional to 27,318.20, 40,969.80 and 17,307.92 is: 25,957.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,318.20 : 40,969.80 = 17,307.92 : x
  2. Step 2: Convert to fraction form
    27,318.20/40,969.80 = 17,307.92/x
  3. Step 3: Cross multiply
    27,318.20x = 40,969.80 × 17,307.92
  4. Step 4: Simplify right side
    27,318.20x = 709,102,020.82
  5. Step 5: Solve for x
    x = 709,102,020.82/27,318.20
  6. Step 6: Final answer
    x = 25,957.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.