Home / 35,674.31-49,231.66-19,760.24

Finding the Fourth Proportional to 35,674.31, 49,231.66 and 19,760.24

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Solution

The fourth proportional to 35,674.31, 49,231.66 and 19,760.24 is: 27,269.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,674.31 : 49,231.66 = 19,760.24 : x
  2. Step 2: Convert to fraction form
    35,674.31/49,231.66 = 19,760.24/x
  3. Step 3: Cross multiply
    35,674.31x = 49,231.66 × 19,760.24
  4. Step 4: Simplify right side
    35,674.31x = 972,829,417.20
  5. Step 5: Solve for x
    x = 972,829,417.20/35,674.31
  6. Step 6: Final answer
    x = 27,269.75

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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.