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Finding the Fourth Proportional to 22,985.66, 34,477.81 and 6,346.71

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Solution

The fourth proportional to 22,985.66, 34,477.81 and 6,346.71 is: 9,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,985.66 : 34,477.81 = 6,346.71 : x
  2. Step 2: Convert to fraction form
    22,985.66/34,477.81 = 6,346.71/x
  3. Step 3: Cross multiply
    22,985.66x = 34,477.81 × 6,346.71
  4. Step 4: Simplify right side
    22,985.66x = 218,820,645.64
  5. Step 5: Solve for x
    x = 218,820,645.64/22,985.66
  6. Step 6: Final answer
    x = 9,519.88

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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.