Home / 16,231.05-22,398.75-9,060.55

Finding the Fourth Proportional to 16,231.05, 22,398.75 and 9,060.55

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Solution

The fourth proportional to 16,231.05, 22,398.75 and 9,060.55 is: 12,503.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.05 : 22,398.75 = 9,060.55 : x
  2. Step 2: Convert to fraction form
    16,231.05/22,398.75 = 9,060.55/x
  3. Step 3: Cross multiply
    16,231.05x = 22,398.75 × 9,060.55
  4. Step 4: Simplify right side
    16,231.05x = 202,944,938.32
  5. Step 5: Solve for x
    x = 202,944,938.32/16,231.05
  6. Step 6: Final answer
    x = 12,503.50

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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.