Home / 35,023.31-48,331.20-19,107.75

Finding the Fourth Proportional to 35,023.31, 48,331.20 and 19,107.75

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Solution

The fourth proportional to 35,023.31, 48,331.20 and 19,107.75 is: 26,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,023.31 : 48,331.20 = 19,107.75 : x
  2. Step 2: Convert to fraction form
    35,023.31/48,331.20 = 19,107.75/x
  3. Step 3: Cross multiply
    35,023.31x = 48,331.20 × 19,107.75
  4. Step 4: Simplify right side
    35,023.31x = 923,500,486.80
  5. Step 5: Solve for x
    x = 923,500,486.80/35,023.31
  6. Step 6: Final answer
    x = 26,368.17

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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.