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Finding the Fourth Proportional to 29,410.64, 44,117.88 and 21,536.72

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Solution

The fourth proportional to 29,410.64, 44,117.88 and 21,536.72 is: 32,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,410.64 : 44,117.88 = 21,536.72 : x
  2. Step 2: Convert to fraction form
    29,410.64/44,117.88 = 21,536.72/x
  3. Step 3: Cross multiply
    29,410.64x = 44,117.88 × 21,536.72
  4. Step 4: Simplify right side
    29,410.64x = 950,154,428.55
  5. Step 5: Solve for x
    x = 950,154,428.55/29,410.64
  6. Step 6: Final answer
    x = 32,306.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.