Home / 35,478.02-48,961.79-19,562.42

Finding the Fourth Proportional to 35,478.02, 48,961.79 and 19,562.42

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Solution

The fourth proportional to 35,478.02, 48,961.79 and 19,562.42 is: 26,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,478.02 : 48,961.79 = 19,562.42 : x
  2. Step 2: Convert to fraction form
    35,478.02/48,961.79 = 19,562.42/x
  3. Step 3: Cross multiply
    35,478.02x = 48,961.79 × 19,562.42
  4. Step 4: Simplify right side
    35,478.02x = 957,810,757.31
  5. Step 5: Solve for x
    x = 957,810,757.31/35,478.02
  6. Step 6: Final answer
    x = 26,997.30

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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.