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Finding the Fourth Proportional to 32,410.19, 44,763.30 and 21,636.30

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Solution

The fourth proportional to 32,410.19, 44,763.30 and 21,636.30 is: 29,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,410.19 : 44,763.30 = 21,636.30 : x
  2. Step 2: Convert to fraction form
    32,410.19/44,763.30 = 21,636.30/x
  3. Step 3: Cross multiply
    32,410.19x = 44,763.30 × 21,636.30
  4. Step 4: Simplify right side
    32,410.19x = 968,512,187.79
  5. Step 5: Solve for x
    x = 968,512,187.79/32,410.19
  6. Step 6: Final answer
    x = 29,882.95

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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.