Home / 28,462.25-42,698.82-10,930.70

Finding the Fourth Proportional to 28,462.25, 42,698.82 and 10,930.70

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Solution

The fourth proportional to 28,462.25, 42,698.82 and 10,930.70 is: 16,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,462.25 : 42,698.82 = 10,930.70 : x
  2. Step 2: Convert to fraction form
    28,462.25/42,698.82 = 10,930.70/x
  3. Step 3: Cross multiply
    28,462.25x = 42,698.82 × 10,930.70
  4. Step 4: Simplify right side
    28,462.25x = 466,727,991.77
  5. Step 5: Solve for x
    x = 466,727,991.77/28,462.25
  6. Step 6: Final answer
    x = 16,398.14

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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.