Home / 19,753.66-29,628.20-4,961.45

Finding the Fourth Proportional to 19,753.66, 29,628.20 and 4,961.45

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Solution

The fourth proportional to 19,753.66, 29,628.20 and 4,961.45 is: 7,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,753.66 : 29,628.20 = 4,961.45 : x
  2. Step 2: Convert to fraction form
    19,753.66/29,628.20 = 4,961.45/x
  3. Step 3: Cross multiply
    19,753.66x = 29,628.20 × 4,961.45
  4. Step 4: Simplify right side
    19,753.66x = 146,998,752.71
  5. Step 5: Solve for x
    x = 146,998,752.71/19,753.66
  6. Step 6: Final answer
    x = 7,441.60

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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.