Home / 34,679.01-47,857.03-18,763.46

Finding the Fourth Proportional to 34,679.01, 47,857.03 and 18,763.46

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Solution

The fourth proportional to 34,679.01, 47,857.03 and 18,763.46 is: 25,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,679.01 : 47,857.03 = 18,763.46 : x
  2. Step 2: Convert to fraction form
    34,679.01/47,857.03 = 18,763.46/x
  3. Step 3: Cross multiply
    34,679.01x = 47,857.03 × 18,763.46
  4. Step 4: Simplify right side
    34,679.01x = 897,963,361.39
  5. Step 5: Solve for x
    x = 897,963,361.39/34,679.01
  6. Step 6: Final answer
    x = 25,893.57

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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.