Home / 31,231.04-43,098.18-17,083.40

Finding the Fourth Proportional to 31,231.04, 43,098.18 and 17,083.40

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Solution

The fourth proportional to 31,231.04, 43,098.18 and 17,083.40 is: 23,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,231.04 : 43,098.18 = 17,083.40 : x
  2. Step 2: Convert to fraction form
    31,231.04/43,098.18 = 17,083.40/x
  3. Step 3: Cross multiply
    31,231.04x = 43,098.18 × 17,083.40
  4. Step 4: Simplify right side
    31,231.04x = 736,263,448.21
  5. Step 5: Solve for x
    x = 736,263,448.21/31,231.04
  6. Step 6: Final answer
    x = 23,574.73

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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.