Home / 34,120.11-47,086.07-18,807.22

Finding the Fourth Proportional to 34,120.11, 47,086.07 and 18,807.22

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Solution

The fourth proportional to 34,120.11, 47,086.07 and 18,807.22 is: 25,954.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.11 : 47,086.07 = 18,807.22 : x
  2. Step 2: Convert to fraction form
    34,120.11/47,086.07 = 18,807.22/x
  3. Step 3: Cross multiply
    34,120.11x = 47,086.07 × 18,807.22
  4. Step 4: Simplify right side
    34,120.11x = 885,558,077.43
  5. Step 5: Solve for x
    x = 885,558,077.43/34,120.11
  6. Step 6: Final answer
    x = 25,954.14

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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.