Home / 49,153.36-67,840.36-29,008.80

Finding the Fourth Proportional to 49,153.36, 67,840.36 and 29,008.80

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Solution

The fourth proportional to 49,153.36, 67,840.36 and 29,008.80 is: 40,037.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,153.36 : 67,840.36 = 29,008.80 : x
  2. Step 2: Convert to fraction form
    49,153.36/67,840.36 = 29,008.80/x
  3. Step 3: Cross multiply
    49,153.36x = 67,840.36 × 29,008.80
  4. Step 4: Simplify right side
    49,153.36x = 1,967,967,435.17
  5. Step 5: Solve for x
    x = 1,967,967,435.17/49,153.36
  6. Step 6: Final answer
    x = 40,037.29

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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.