Home / 22,833.92-31,507.44-13,405.52

Finding the Fourth Proportional to 22,833.92, 31,507.44 and 13,405.52

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Solution

The fourth proportional to 22,833.92, 31,507.44 and 13,405.52 is: 18,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,833.92 : 31,507.44 = 13,405.52 : x
  2. Step 2: Convert to fraction form
    22,833.92/31,507.44 = 13,405.52/x
  3. Step 3: Cross multiply
    22,833.92x = 31,507.44 × 13,405.52
  4. Step 4: Simplify right side
    22,833.92x = 422,373,617.07
  5. Step 5: Solve for x
    x = 422,373,617.07/22,833.92
  6. Step 6: Final answer
    x = 18,497.64

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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.