Home / 39,117.52-53,979.78-22,982.44

Finding the Fourth Proportional to 39,117.52, 53,979.78 and 22,982.44

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Solution

The fourth proportional to 39,117.52, 53,979.78 and 22,982.44 is: 31,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,117.52 : 53,979.78 = 22,982.44 : x
  2. Step 2: Convert to fraction form
    39,117.52/53,979.78 = 22,982.44/x
  3. Step 3: Cross multiply
    39,117.52x = 53,979.78 × 22,982.44
  4. Step 4: Simplify right side
    39,117.52x = 1,240,587,055.06
  5. Step 5: Solve for x
    x = 1,240,587,055.06/39,117.52
  6. Step 6: Final answer
    x = 31,714.36

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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.