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Finding the Fourth Proportional to 22,509.77, 33,768.31 and 6,927.40

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Solution

The fourth proportional to 22,509.77, 33,768.31 and 6,927.40 is: 10,392.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,509.77 : 33,768.31 = 6,927.40 : x
  2. Step 2: Convert to fraction form
    22,509.77/33,768.31 = 6,927.40/x
  3. Step 3: Cross multiply
    22,509.77x = 33,768.31 × 6,927.40
  4. Step 4: Simplify right side
    22,509.77x = 233,926,488.95
  5. Step 5: Solve for x
    x = 233,926,488.95/22,509.77
  6. Step 6: Final answer
    x = 10,392.22

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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.