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Finding the Fourth Proportional to 32,495.34, 44,830.20 and 21,888.39

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Solution

The fourth proportional to 32,495.34, 44,830.20 and 21,888.39 is: 30,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,495.34 : 44,830.20 = 21,888.39 : x
  2. Step 2: Convert to fraction form
    32,495.34/44,830.20 = 21,888.39/x
  3. Step 3: Cross multiply
    32,495.34x = 44,830.20 × 21,888.39
  4. Step 4: Simplify right side
    32,495.34x = 981,260,901.38
  5. Step 5: Solve for x
    x = 981,260,901.38/32,495.34
  6. Step 6: Final answer
    x = 30,196.97

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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.