Home / 42,828.93-64,149.84-17,793.07

Finding the Fourth Proportional to 42,828.93, 64,149.84 and 17,793.07

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Solution

The fourth proportional to 42,828.93, 64,149.84 and 17,793.07 is: 26,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,828.93 : 64,149.84 = 17,793.07 : x
  2. Step 2: Convert to fraction form
    42,828.93/64,149.84 = 17,793.07/x
  3. Step 3: Cross multiply
    42,828.93x = 64,149.84 × 17,793.07
  4. Step 4: Simplify right side
    42,828.93x = 1,141,422,593.61
  5. Step 5: Solve for x
    x = 1,141,422,593.61/42,828.93
  6. Step 6: Final answer
    x = 26,650.74

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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.