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Finding the Fourth Proportional to 44,871.94, 67,308.95 and 21,472.66

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Solution

The fourth proportional to 44,871.94, 67,308.95 and 21,472.66 is: 32,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,871.94 : 67,308.95 = 21,472.66 : x
  2. Step 2: Convert to fraction form
    44,871.94/67,308.95 = 21,472.66/x
  3. Step 3: Cross multiply
    44,871.94x = 67,308.95 × 21,472.66
  4. Step 4: Simplify right side
    44,871.94x = 1,445,302,198.31
  5. Step 5: Solve for x
    x = 1,445,302,198.31/44,871.94
  6. Step 6: Final answer
    x = 32,209.49

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1.5x scale

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.