Home / 36,961.47-51,006.85-19,965.72

Finding the Fourth Proportional to 36,961.47, 51,006.85 and 19,965.72

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Solution

The fourth proportional to 36,961.47, 51,006.85 and 19,965.72 is: 27,552.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,961.47 : 51,006.85 = 19,965.72 : x
  2. Step 2: Convert to fraction form
    36,961.47/51,006.85 = 19,965.72/x
  3. Step 3: Cross multiply
    36,961.47x = 51,006.85 × 19,965.72
  4. Step 4: Simplify right side
    36,961.47x = 1,018,388,407.58
  5. Step 5: Solve for x
    x = 1,018,388,407.58/36,961.47
  6. Step 6: Final answer
    x = 27,552.70

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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.