Home / 31,277.44-43,163.58-17,130.16

Finding the Fourth Proportional to 31,277.44, 43,163.58 and 17,130.16

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Solution

The fourth proportional to 31,277.44, 43,163.58 and 17,130.16 is: 23,640.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.44 : 43,163.58 = 17,130.16 : x
  2. Step 2: Convert to fraction form
    31,277.44/43,163.58 = 17,130.16/x
  3. Step 3: Cross multiply
    31,277.44x = 43,163.58 × 17,130.16
  4. Step 4: Simplify right side
    31,277.44x = 739,399,031.57
  5. Step 5: Solve for x
    x = 739,399,031.57/31,277.44
  6. Step 6: Final answer
    x = 23,640.01

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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.