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Finding the Fourth Proportional to 35,445.33, 48,914.52 and 19,529.78

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Solution

The fourth proportional to 35,445.33, 48,914.52 and 19,529.78 is: 26,951.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.33 : 48,914.52 = 19,529.78 : x
  2. Step 2: Convert to fraction form
    35,445.33/48,914.52 = 19,529.78/x
  3. Step 3: Cross multiply
    35,445.33x = 48,914.52 × 19,529.78
  4. Step 4: Simplify right side
    35,445.33x = 955,289,753.26
  5. Step 5: Solve for x
    x = 955,289,753.26/35,445.33
  6. Step 6: Final answer
    x = 26,951.07

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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.