Home / 31,521.08-43,506.50-19,593.42

Finding the Fourth Proportional to 31,521.08, 43,506.50 and 19,593.42

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Solution

The fourth proportional to 31,521.08, 43,506.50 and 19,593.42 is: 27,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,521.08 : 43,506.50 = 19,593.42 : x
  2. Step 2: Convert to fraction form
    31,521.08/43,506.50 = 19,593.42/x
  3. Step 3: Cross multiply
    31,521.08x = 43,506.50 × 19,593.42
  4. Step 4: Simplify right side
    31,521.08x = 852,441,029.26
  5. Step 5: Solve for x
    x = 852,441,029.26/31,521.08
  6. Step 6: Final answer
    x = 27,043.53

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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.