Home / 28,442.07-39,238.83-17,827.83

Finding the Fourth Proportional to 28,442.07, 39,238.83 and 17,827.83

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Solution

The fourth proportional to 28,442.07, 39,238.83 and 17,827.83 is: 24,595.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,442.07 : 39,238.83 = 17,827.83 : x
  2. Step 2: Convert to fraction form
    28,442.07/39,238.83 = 17,827.83/x
  3. Step 3: Cross multiply
    28,442.07x = 39,238.83 × 17,827.83
  4. Step 4: Simplify right side
    28,442.07x = 699,543,190.64
  5. Step 5: Solve for x
    x = 699,543,190.64/28,442.07
  6. Step 6: Final answer
    x = 24,595.37

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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.