Home / 31,527.04-43,507.44-17,379.88

Finding the Fourth Proportional to 31,527.04, 43,507.44 and 17,379.88

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Solution

The fourth proportional to 31,527.04, 43,507.44 and 17,379.88 is: 23,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527.04 : 43,507.44 = 17,379.88 : x
  2. Step 2: Convert to fraction form
    31,527.04/43,507.44 = 17,379.88/x
  3. Step 3: Cross multiply
    31,527.04x = 43,507.44 × 17,379.88
  4. Step 4: Simplify right side
    31,527.04x = 756,154,086.31
  5. Step 5: Solve for x
    x = 756,154,086.31/31,527.04
  6. Step 6: Final answer
    x = 23,984.30

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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.