Home / 38,979.92-53,801.16-23,073.68

Finding the Fourth Proportional to 38,979.92, 53,801.16 and 23,073.68

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Solution

The fourth proportional to 38,979.92, 53,801.16 and 23,073.68 is: 31,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,979.92 : 53,801.16 = 23,073.68 : x
  2. Step 2: Convert to fraction form
    38,979.92/53,801.16 = 23,073.68/x
  3. Step 3: Cross multiply
    38,979.92x = 53,801.16 × 23,073.68
  4. Step 4: Simplify right side
    38,979.92x = 1,241,390,749.47
  5. Step 5: Solve for x
    x = 1,241,390,749.47/38,979.92
  6. Step 6: Final answer
    x = 31,846.93

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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.