Home / 23,253.75-32,174.69-20,275.79

Finding the Fourth Proportional to 23,253.75, 32,174.69 and 20,275.79

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Solution

The fourth proportional to 23,253.75, 32,174.69 and 20,275.79 is: 28,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,253.75 : 32,174.69 = 20,275.79 : x
  2. Step 2: Convert to fraction form
    23,253.75/32,174.69 = 20,275.79/x
  3. Step 3: Cross multiply
    23,253.75x = 32,174.69 × 20,275.79
  4. Step 4: Simplify right side
    23,253.75x = 652,366,995.50
  5. Step 5: Solve for x
    x = 652,366,995.50/23,253.75
  6. Step 6: Final answer
    x = 28,054.27

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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.