Home / 29,885.87-41,242.56-16,458.05

Finding the Fourth Proportional to 29,885.87, 41,242.56 and 16,458.05

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Solution

The fourth proportional to 29,885.87, 41,242.56 and 16,458.05 is: 22,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.87 : 41,242.56 = 16,458.05 : x
  2. Step 2: Convert to fraction form
    29,885.87/41,242.56 = 16,458.05/x
  3. Step 3: Cross multiply
    29,885.87x = 41,242.56 × 16,458.05
  4. Step 4: Simplify right side
    29,885.87x = 678,772,114.61
  5. Step 5: Solve for x
    x = 678,772,114.61/29,885.87
  6. Step 6: Final answer
    x = 22,712.14

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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.