Home / 49,385.21-68,153.13-27,875.25

Finding the Fourth Proportional to 49,385.21, 68,153.13 and 27,875.25

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Solution

The fourth proportional to 49,385.21, 68,153.13 and 27,875.25 is: 38,468.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,385.21 : 68,153.13 = 27,875.25 : x
  2. Step 2: Convert to fraction form
    49,385.21/68,153.13 = 27,875.25/x
  3. Step 3: Cross multiply
    49,385.21x = 68,153.13 × 27,875.25
  4. Step 4: Simplify right side
    49,385.21x = 1,899,785,537.03
  5. Step 5: Solve for x
    x = 1,899,785,537.03/49,385.21
  6. Step 6: Final answer
    x = 38,468.72

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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.