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Finding the Fourth Proportional to 32,230.78, 44,478.85 and 19,484.66

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Solution

The fourth proportional to 32,230.78, 44,478.85 and 19,484.66 is: 26,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,230.78 : 44,478.85 = 19,484.66 : x
  2. Step 2: Convert to fraction form
    32,230.78/44,478.85 = 19,484.66/x
  3. Step 3: Cross multiply
    32,230.78x = 44,478.85 × 19,484.66
  4. Step 4: Simplify right side
    32,230.78x = 866,655,269.44
  5. Step 5: Solve for x
    x = 866,655,269.44/32,230.78
  6. Step 6: Final answer
    x = 26,889.06

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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.