Home / 35,127.79-48,473.31-19,813.49

Finding the Fourth Proportional to 35,127.79, 48,473.31 and 19,813.49

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Solution

The fourth proportional to 35,127.79, 48,473.31 and 19,813.49 is: 27,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,127.79 : 48,473.31 = 19,813.49 : x
  2. Step 2: Convert to fraction form
    35,127.79/48,473.31 = 19,813.49/x
  3. Step 3: Cross multiply
    35,127.79x = 48,473.31 × 19,813.49
  4. Step 4: Simplify right side
    35,127.79x = 960,425,456.66
  5. Step 5: Solve for x
    x = 960,425,456.66/35,127.79
  6. Step 6: Final answer
    x = 27,340.90

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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.