Home / 34,261.76-47,282.20-19,156.12

Finding the Fourth Proportional to 34,261.76, 47,282.20 and 19,156.12

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Solution

The fourth proportional to 34,261.76, 47,282.20 and 19,156.12 is: 26,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.76 : 47,282.20 = 19,156.12 : x
  2. Step 2: Convert to fraction form
    34,261.76/47,282.20 = 19,156.12/x
  3. Step 3: Cross multiply
    34,261.76x = 47,282.20 × 19,156.12
  4. Step 4: Simplify right side
    34,261.76x = 905,743,330.97
  5. Step 5: Solve for x
    x = 905,743,330.97/34,261.76
  6. Step 6: Final answer
    x = 26,435.98

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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.