Home / 19,801.28-29,670.66-7,304.10

Finding the Fourth Proportional to 19,801.28, 29,670.66 and 7,304.10

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Solution

The fourth proportional to 19,801.28, 29,670.66 and 7,304.10 is: 10,944.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.28 : 29,670.66 = 7,304.10 : x
  2. Step 2: Convert to fraction form
    19,801.28/29,670.66 = 7,304.10/x
  3. Step 3: Cross multiply
    19,801.28x = 29,670.66 × 7,304.10
  4. Step 4: Simplify right side
    19,801.28x = 216,717,467.71
  5. Step 5: Solve for x
    x = 216,717,467.71/19,801.28
  6. Step 6: Final answer
    x = 10,944.62

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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.