Home / 34,631.69-47,791.74-19,727.69

Finding the Fourth Proportional to 34,631.69, 47,791.74 and 19,727.69

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Solution

The fourth proportional to 34,631.69, 47,791.74 and 19,727.69 is: 27,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,631.69 : 47,791.74 = 19,727.69 : x
  2. Step 2: Convert to fraction form
    34,631.69/47,791.74 = 19,727.69/x
  3. Step 3: Cross multiply
    34,631.69x = 47,791.74 × 19,727.69
  4. Step 4: Simplify right side
    34,631.69x = 942,820,631.28
  5. Step 5: Solve for x
    x = 942,820,631.28/34,631.69
  6. Step 6: Final answer
    x = 27,224.22

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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.