Home / 22,048.92-30,428.06-11,977.25

Finding the Fourth Proportional to 22,048.92, 30,428.06 and 11,977.25

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Solution

The fourth proportional to 22,048.92, 30,428.06 and 11,977.25 is: 16,528.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,048.92 : 30,428.06 = 11,977.25 : x
  2. Step 2: Convert to fraction form
    22,048.92/30,428.06 = 11,977.25/x
  3. Step 3: Cross multiply
    22,048.92x = 30,428.06 × 11,977.25
  4. Step 4: Simplify right side
    22,048.92x = 364,444,269.61
  5. Step 5: Solve for x
    x = 364,444,269.61/22,048.92
  6. Step 6: Final answer
    x = 16,528.89

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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.