Home / 28,976.32-43,443.42-16,462.63

Finding the Fourth Proportional to 28,976.32, 43,443.42 and 16,462.63

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Solution

The fourth proportional to 28,976.32, 43,443.42 and 16,462.63 is: 24,681.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,976.32 : 43,443.42 = 16,462.63 : x
  2. Step 2: Convert to fraction form
    28,976.32/43,443.42 = 16,462.63/x
  3. Step 3: Cross multiply
    28,976.32x = 43,443.42 × 16,462.63
  4. Step 4: Simplify right side
    28,976.32x = 715,192,949.39
  5. Step 5: Solve for x
    x = 715,192,949.39/28,976.32
  6. Step 6: Final answer
    x = 24,681.98

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1.5x scale

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.