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Finding the Fourth Proportional to 36,677.61, 50,627.16 and 21,569.63

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Solution

The fourth proportional to 36,677.61, 50,627.16 and 21,569.63 is: 29,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,677.61 : 50,627.16 = 21,569.63 : x
  2. Step 2: Convert to fraction form
    36,677.61/50,627.16 = 21,569.63/x
  3. Step 3: Cross multiply
    36,677.61x = 50,627.16 × 21,569.63
  4. Step 4: Simplify right side
    36,677.61x = 1,092,008,856.02
  5. Step 5: Solve for x
    x = 1,092,008,856.02/36,677.61
  6. Step 6: Final answer
    x = 29,773.17

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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.