Home / 34,086.58-47,036.12-19,936.66

Finding the Fourth Proportional to 34,086.58, 47,036.12 and 19,936.66

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Solution

The fourth proportional to 34,086.58, 47,036.12 and 19,936.66 is: 27,510.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,086.58 : 47,036.12 = 19,936.66 : x
  2. Step 2: Convert to fraction form
    34,086.58/47,036.12 = 19,936.66/x
  3. Step 3: Cross multiply
    34,086.58x = 47,036.12 × 19,936.66
  4. Step 4: Simplify right side
    34,086.58x = 937,743,132.16
  5. Step 5: Solve for x
    x = 937,743,132.16/34,086.58
  6. Step 6: Final answer
    x = 27,510.63

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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.