Home / 35,689.38-49,253.40-21,544.36

Finding the Fourth Proportional to 35,689.38, 49,253.40 and 21,544.36

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Solution

The fourth proportional to 35,689.38, 49,253.40 and 21,544.36 is: 29,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.38 : 49,253.40 = 21,544.36 : x
  2. Step 2: Convert to fraction form
    35,689.38/49,253.40 = 21,544.36/x
  3. Step 3: Cross multiply
    35,689.38x = 49,253.40 × 21,544.36
  4. Step 4: Simplify right side
    35,689.38x = 1,061,132,980.82
  5. Step 5: Solve for x
    x = 1,061,132,980.82/35,689.38
  6. Step 6: Final answer
    x = 29,732.46

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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.