Home / 28,216.66-42,338.86-11,348.99

Finding the Fourth Proportional to 28,216.66, 42,338.86 and 11,348.99

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Solution

The fourth proportional to 28,216.66, 42,338.86 and 11,348.99 is: 17,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,216.66 : 42,338.86 = 11,348.99 : x
  2. Step 2: Convert to fraction form
    28,216.66/42,338.86 = 11,348.99/x
  3. Step 3: Cross multiply
    28,216.66x = 42,338.86 × 11,348.99
  4. Step 4: Simplify right side
    28,216.66x = 480,503,298.75
  5. Step 5: Solve for x
    x = 480,503,298.75/28,216.66
  6. Step 6: Final answer
    x = 17,029.06

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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.