Home / 21,646.62-32,473.89-6,653.43

Finding the Fourth Proportional to 21,646.62, 32,473.89 and 6,653.43

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Solution

The fourth proportional to 21,646.62, 32,473.89 and 6,653.43 is: 9,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,646.62 : 32,473.89 = 6,653.43 : x
  2. Step 2: Convert to fraction form
    21,646.62/32,473.89 = 6,653.43/x
  3. Step 3: Cross multiply
    21,646.62x = 32,473.89 × 6,653.43
  4. Step 4: Simplify right side
    21,646.62x = 216,062,753.94
  5. Step 5: Solve for x
    x = 216,062,753.94/21,646.62
  6. Step 6: Final answer
    x = 9,981.36

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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.