Home / 36,979.74-51,032.05-19,983.93

Finding the Fourth Proportional to 36,979.74, 51,032.05 and 19,983.93

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Solution

The fourth proportional to 36,979.74, 51,032.05 and 19,983.93 is: 27,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,979.74 : 51,032.05 = 19,983.93 : x
  2. Step 2: Convert to fraction form
    36,979.74/51,032.05 = 19,983.93/x
  3. Step 3: Cross multiply
    36,979.74x = 51,032.05 × 19,983.93
  4. Step 4: Simplify right side
    36,979.74x = 1,019,820,673.63
  5. Step 5: Solve for x
    x = 1,019,820,673.63/36,979.74
  6. Step 6: Final answer
    x = 27,577.82

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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.