Home / 29,118.09-43,676.78-20,534.17

Finding the Fourth Proportional to 29,118.09, 43,676.78 and 20,534.17

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Solution

The fourth proportional to 29,118.09, 43,676.78 and 20,534.17 is: 30,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,118.09 : 43,676.78 = 20,534.17 : x
  2. Step 2: Convert to fraction form
    29,118.09/43,676.78 = 20,534.17/x
  3. Step 3: Cross multiply
    29,118.09x = 43,676.78 × 20,534.17
  4. Step 4: Simplify right side
    29,118.09x = 896,866,322.90
  5. Step 5: Solve for x
    x = 896,866,322.90/29,118.09
  6. Step 6: Final answer
    x = 30,801.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.