Home / 29,336.07-40,517.13-19,888.23

Finding the Fourth Proportional to 29,336.07, 40,517.13 and 19,888.23

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Solution

The fourth proportional to 29,336.07, 40,517.13 and 19,888.23 is: 27,468.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,336.07 : 40,517.13 = 19,888.23 : x
  2. Step 2: Convert to fraction form
    29,336.07/40,517.13 = 19,888.23/x
  3. Step 3: Cross multiply
    29,336.07x = 40,517.13 × 19,888.23
  4. Step 4: Simplify right side
    29,336.07x = 805,814,000.38
  5. Step 5: Solve for x
    x = 805,814,000.38/29,336.07
  6. Step 6: Final answer
    x = 27,468.37

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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.