Home / 29,887.31-41,243.72-16,458.42

Finding the Fourth Proportional to 29,887.31, 41,243.72 and 16,458.42

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Solution

The fourth proportional to 29,887.31, 41,243.72 and 16,458.42 is: 22,712.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,887.31 : 41,243.72 = 16,458.42 : x
  2. Step 2: Convert to fraction form
    29,887.31/41,243.72 = 16,458.42/x
  3. Step 3: Cross multiply
    29,887.31x = 41,243.72 × 16,458.42
  4. Step 4: Simplify right side
    29,887.31x = 678,806,538.49
  5. Step 5: Solve for x
    x = 678,806,538.49/29,887.31
  6. Step 6: Final answer
    x = 22,712.20

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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.