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Finding the Fourth Proportional to 36,534, 50,417.28 and 19,767.36

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Solution

The fourth proportional to 36,534, 50,417.28 and 19,767.36 is: 27,279.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,534 : 50,417.28 = 19,767.36 : x
  2. Step 2: Convert to fraction form
    36,534/50,417.28 = 19,767.36/x
  3. Step 3: Cross multiply
    36,534x = 50,417.28 × 19,767.36
  4. Step 4: Simplify right side
    36,534x = 996,616,523.98
  5. Step 5: Solve for x
    x = 996,616,523.98/36,534
  6. Step 6: Final answer
    x = 27,279.15

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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.