Home / 34,132.32-47,103.60-19,983.84

Finding the Fourth Proportional to 34,132.32, 47,103.60 and 19,983.84

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Solution

The fourth proportional to 34,132.32, 47,103.60 and 19,983.84 is: 27,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,132.32 : 47,103.60 = 19,983.84 : x
  2. Step 2: Convert to fraction form
    34,132.32/47,103.60 = 19,983.84/x
  3. Step 3: Cross multiply
    34,132.32x = 47,103.60 × 19,983.84
  4. Step 4: Simplify right side
    34,132.32x = 941,310,805.82
  5. Step 5: Solve for x
    x = 941,310,805.82/34,132.32
  6. Step 6: Final answer
    x = 27,578.28

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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.