Home / 35,803.78-49,439.12-29,866.57

Finding the Fourth Proportional to 35,803.78, 49,439.12 and 29,866.57

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Solution

The fourth proportional to 35,803.78, 49,439.12 and 29,866.57 is: 41,240.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,803.78 : 49,439.12 = 29,866.57 : x
  2. Step 2: Convert to fraction form
    35,803.78/49,439.12 = 29,866.57/x
  3. Step 3: Cross multiply
    35,803.78x = 49,439.12 × 29,866.57
  4. Step 4: Simplify right side
    35,803.78x = 1,476,576,938.22
  5. Step 5: Solve for x
    x = 1,476,576,938.22/35,803.78
  6. Step 6: Final answer
    x = 41,240.81

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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.