Home / 29,720.46-41,013.06-17,776.68

Finding the Fourth Proportional to 29,720.46, 41,013.06 and 17,776.68

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Solution

The fourth proportional to 29,720.46, 41,013.06 and 17,776.68 is: 24,531.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.46 : 41,013.06 = 17,776.68 : x
  2. Step 2: Convert to fraction form
    29,720.46/41,013.06 = 17,776.68/x
  3. Step 3: Cross multiply
    29,720.46x = 41,013.06 × 17,776.68
  4. Step 4: Simplify right side
    29,720.46x = 729,076,043.44
  5. Step 5: Solve for x
    x = 729,076,043.44/29,720.46
  6. Step 6: Final answer
    x = 24,531.12

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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.