Home / 37,746.94-52,089.51-20,979.58

Finding the Fourth Proportional to 37,746.94, 52,089.51 and 20,979.58

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Solution

The fourth proportional to 37,746.94, 52,089.51 and 20,979.58 is: 28,951.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,746.94 : 52,089.51 = 20,979.58 : x
  2. Step 2: Convert to fraction form
    37,746.94/52,089.51 = 20,979.58/x
  3. Step 3: Cross multiply
    37,746.94x = 52,089.51 × 20,979.58
  4. Step 4: Simplify right side
    37,746.94x = 1,092,816,042.21
  5. Step 5: Solve for x
    x = 1,092,816,042.21/37,746.94
  6. Step 6: Final answer
    x = 28,951.12

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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.