Home / 34,185.84-47,175.36-20,048.10

Finding the Fourth Proportional to 34,185.84, 47,175.36 and 20,048.10

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Solution

The fourth proportional to 34,185.84, 47,175.36 and 20,048.10 is: 27,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185.84 : 47,175.36 = 20,048.10 : x
  2. Step 2: Convert to fraction form
    34,185.84/47,175.36 = 20,048.10/x
  3. Step 3: Cross multiply
    34,185.84x = 47,175.36 × 20,048.10
  4. Step 4: Simplify right side
    34,185.84x = 945,776,334.82
  5. Step 5: Solve for x
    x = 945,776,334.82/34,185.84
  6. Step 6: Final answer
    x = 27,665.73

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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.