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Finding the Fourth Proportional to 32,010.48, 44,124.15 and 21,921.48

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Solution

The fourth proportional to 32,010.48, 44,124.15 and 21,921.48 is: 30,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,010.48 : 44,124.15 = 21,921.48 : x
  2. Step 2: Convert to fraction form
    32,010.48/44,124.15 = 21,921.48/x
  3. Step 3: Cross multiply
    32,010.48x = 44,124.15 × 21,921.48
  4. Step 4: Simplify right side
    32,010.48x = 967,266,671.74
  5. Step 5: Solve for x
    x = 967,266,671.74/32,010.48
  6. Step 6: Final answer
    x = 30,217.19

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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.