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Finding the Fourth Proportional to 36,959.64, 51,004.28 and 19,963.88

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Solution

The fourth proportional to 36,959.64, 51,004.28 and 19,963.88 is: 27,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.64 : 51,004.28 = 19,963.88 : x
  2. Step 2: Convert to fraction form
    36,959.64/51,004.28 = 19,963.88/x
  3. Step 3: Cross multiply
    36,959.64x = 51,004.28 × 19,963.88
  4. Step 4: Simplify right side
    36,959.64x = 1,018,243,325.41
  5. Step 5: Solve for x
    x = 1,018,243,325.41/36,959.64
  6. Step 6: Final answer
    x = 27,550.14

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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.