Home / 22,902.36-34,284.38-20,712.12

Finding the Fourth Proportional to 22,902.36, 34,284.38 and 20,712.12

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Solution

The fourth proportional to 22,902.36, 34,284.38 and 20,712.12 is: 31,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,902.36 : 34,284.38 = 20,712.12 : x
  2. Step 2: Convert to fraction form
    22,902.36/34,284.38 = 20,712.12/x
  3. Step 3: Cross multiply
    22,902.36x = 34,284.38 × 20,712.12
  4. Step 4: Simplify right side
    22,902.36x = 710,102,192.69
  5. Step 5: Solve for x
    x = 710,102,192.69/22,902.36
  6. Step 6: Final answer
    x = 31,005.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.