Home / 31,527.16-43,506.90-17,187.14

Finding the Fourth Proportional to 31,527.16, 43,506.90 and 17,187.14

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Solution

The fourth proportional to 31,527.16, 43,506.90 and 17,187.14 is: 23,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527.16 : 43,506.90 = 17,187.14 : x
  2. Step 2: Convert to fraction form
    31,527.16/43,506.90 = 17,187.14/x
  3. Step 3: Cross multiply
    31,527.16x = 43,506.90 × 17,187.14
  4. Step 4: Simplify right side
    31,527.16x = 747,759,181.27
  5. Step 5: Solve for x
    x = 747,759,181.27/31,527.16
  6. Step 6: Final answer
    x = 23,717.94

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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.