Home / 31,527.43-43,506.26-19,590.51

Finding the Fourth Proportional to 31,527.43, 43,506.26 and 19,590.51

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Solution

The fourth proportional to 31,527.43, 43,506.26 and 19,590.51 is: 27,033.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527.43 : 43,506.26 = 19,590.51 : x
  2. Step 2: Convert to fraction form
    31,527.43/43,506.26 = 19,590.51/x
  3. Step 3: Cross multiply
    31,527.43x = 43,506.26 × 19,590.51
  4. Step 4: Simplify right side
    31,527.43x = 852,309,825.73
  5. Step 5: Solve for x
    x = 852,309,825.73/31,527.43
  6. Step 6: Final answer
    x = 27,033.92

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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.