Home / 42,863.13-59,137.44-27,767.36

Finding the Fourth Proportional to 42,863.13, 59,137.44 and 27,767.36

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Solution

The fourth proportional to 42,863.13, 59,137.44 and 27,767.36 is: 38,310.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,863.13 : 59,137.44 = 27,767.36 : x
  2. Step 2: Convert to fraction form
    42,863.13/59,137.44 = 27,767.36/x
  3. Step 3: Cross multiply
    42,863.13x = 59,137.44 × 27,767.36
  4. Step 4: Simplify right side
    42,863.13x = 1,642,090,585.96
  5. Step 5: Solve for x
    x = 1,642,090,585.96/42,863.13
  6. Step 6: Final answer
    x = 38,310.10

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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.