Home / 35,091.31-48,423.88-19,984.61

Finding the Fourth Proportional to 35,091.31, 48,423.88 and 19,984.61

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Solution

The fourth proportional to 35,091.31, 48,423.88 and 19,984.61 is: 27,577.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,091.31 : 48,423.88 = 19,984.61 : x
  2. Step 2: Convert to fraction form
    35,091.31/48,423.88 = 19,984.61/x
  3. Step 3: Cross multiply
    35,091.31x = 48,423.88 × 19,984.61
  4. Step 4: Simplify right side
    35,091.31x = 967,732,014.44
  5. Step 5: Solve for x
    x = 967,732,014.44/35,091.31
  6. Step 6: Final answer
    x = 27,577.54

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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.