Home / 22,792.76-31,438.66-19,803.46

Finding the Fourth Proportional to 22,792.76, 31,438.66 and 19,803.46

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Solution

The fourth proportional to 22,792.76, 31,438.66 and 19,803.46 is: 27,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,792.76 : 31,438.66 = 19,803.46 : x
  2. Step 2: Convert to fraction form
    22,792.76/31,438.66 = 19,803.46/x
  3. Step 3: Cross multiply
    22,792.76x = 31,438.66 × 19,803.46
  4. Step 4: Simplify right side
    22,792.76x = 622,594,245.76
  5. Step 5: Solve for x
    x = 622,594,245.76/22,792.76
  6. Step 6: Final answer
    x = 27,315.44

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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.