Home / 29,505.21-40,718.15-16,076.89

Finding the Fourth Proportional to 29,505.21, 40,718.15 and 16,076.89

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Solution

The fourth proportional to 29,505.21, 40,718.15 and 16,076.89 is: 22,186.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,505.21 : 40,718.15 = 16,076.89 : x
  2. Step 2: Convert to fraction form
    29,505.21/40,718.15 = 16,076.89/x
  3. Step 3: Cross multiply
    29,505.21x = 40,718.15 × 16,076.89
  4. Step 4: Simplify right side
    29,505.21x = 654,621,218.55
  5. Step 5: Solve for x
    x = 654,621,218.55/29,505.21
  6. Step 6: Final answer
    x = 22,186.63

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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.