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Finding the Fourth Proportional to 32,166.63, 44,382.78 and 19,421.91

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Solution

The fourth proportional to 32,166.63, 44,382.78 and 19,421.91 is: 26,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,166.63 : 44,382.78 = 19,421.91 : x
  2. Step 2: Convert to fraction form
    32,166.63/44,382.78 = 19,421.91/x
  3. Step 3: Cross multiply
    32,166.63x = 44,382.78 × 19,421.91
  4. Step 4: Simplify right side
    32,166.63x = 861,998,358.71
  5. Step 5: Solve for x
    x = 861,998,358.71/32,166.63
  6. Step 6: Final answer
    x = 26,797.91

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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.