Home / 28,437.92-39,249.04-17,836.64

Finding the Fourth Proportional to 28,437.92, 39,249.04 and 17,836.64

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Solution

The fourth proportional to 28,437.92, 39,249.04 and 17,836.64 is: 24,617.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,437.92 : 39,249.04 = 17,836.64 : x
  2. Step 2: Convert to fraction form
    28,437.92/39,249.04 = 17,836.64/x
  3. Step 3: Cross multiply
    28,437.92x = 39,249.04 × 17,836.64
  4. Step 4: Simplify right side
    28,437.92x = 700,070,996.83
  5. Step 5: Solve for x
    x = 700,070,996.83/28,437.92
  6. Step 6: Final answer
    x = 24,617.52

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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.