Home / 38,415.72-57,621.51-14,734.61

Finding the Fourth Proportional to 38,415.72, 57,621.51 and 14,734.61

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Solution

The fourth proportional to 38,415.72, 57,621.51 and 14,734.61 is: 22,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415.72 : 57,621.51 = 14,734.61 : x
  2. Step 2: Convert to fraction form
    38,415.72/57,621.51 = 14,734.61/x
  3. Step 3: Cross multiply
    38,415.72x = 57,621.51 × 14,734.61
  4. Step 4: Simplify right side
    38,415.72x = 849,030,189.35
  5. Step 5: Solve for x
    x = 849,030,189.35/38,415.72
  6. Step 6: Final answer
    x = 22,101.11

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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.