Home / 29,331.94-40,511.48-19,884.10

Finding the Fourth Proportional to 29,331.94, 40,511.48 and 19,884.10

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Solution

The fourth proportional to 29,331.94, 40,511.48 and 19,884.10 is: 27,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,331.94 : 40,511.48 = 19,884.10 : x
  2. Step 2: Convert to fraction form
    29,331.94/40,511.48 = 19,884.10/x
  3. Step 3: Cross multiply
    29,331.94x = 40,511.48 × 19,884.10
  4. Step 4: Simplify right side
    29,331.94x = 805,534,116.91
  5. Step 5: Solve for x
    x = 805,534,116.91/29,331.94
  6. Step 6: Final answer
    x = 27,462.70

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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.