Home / 34,491.54-47,598.28-20,161.22

Finding the Fourth Proportional to 34,491.54, 47,598.28 and 20,161.22

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Solution

The fourth proportional to 34,491.54, 47,598.28 and 20,161.22 is: 27,822.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,491.54 : 47,598.28 = 20,161.22 : x
  2. Step 2: Convert to fraction form
    34,491.54/47,598.28 = 20,161.22/x
  3. Step 3: Cross multiply
    34,491.54x = 47,598.28 × 20,161.22
  4. Step 4: Simplify right side
    34,491.54x = 959,639,463.29
  5. Step 5: Solve for x
    x = 959,639,463.29/34,491.54
  6. Step 6: Final answer
    x = 27,822.46

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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.