Home / 39,979.14-60,007.59-19,217.22

Finding the Fourth Proportional to 39,979.14, 60,007.59 and 19,217.22

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Solution

The fourth proportional to 39,979.14, 60,007.59 and 19,217.22 is: 28,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,979.14 : 60,007.59 = 19,217.22 : x
  2. Step 2: Convert to fraction form
    39,979.14/60,007.59 = 19,217.22/x
  3. Step 3: Cross multiply
    39,979.14x = 60,007.59 × 19,217.22
  4. Step 4: Simplify right side
    39,979.14x = 1,153,179,058.70
  5. Step 5: Solve for x
    x = 1,153,179,058.70/39,979.14
  6. Step 6: Final answer
    x = 28,844.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.