Home / 38,602.72-57,827.28-18,823.52

Finding the Fourth Proportional to 38,602.72, 57,827.28 and 18,823.52

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Solution

The fourth proportional to 38,602.72, 57,827.28 and 18,823.52 is: 28,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,602.72 : 57,827.28 = 18,823.52 : x
  2. Step 2: Convert to fraction form
    38,602.72/57,827.28 = 18,823.52/x
  3. Step 3: Cross multiply
    38,602.72x = 57,827.28 × 18,823.52
  4. Step 4: Simplify right side
    38,602.72x = 1,088,512,961.63
  5. Step 5: Solve for x
    x = 1,088,512,961.63/38,602.72
  6. Step 6: Final answer
    x = 28,197.83

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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.