Home / 21,663.62-32,496.58-6,873.69

Finding the Fourth Proportional to 21,663.62, 32,496.58 and 6,873.69

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Solution

The fourth proportional to 21,663.62, 32,496.58 and 6,873.69 is: 10,310.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,663.62 : 32,496.58 = 6,873.69 : x
  2. Step 2: Convert to fraction form
    21,663.62/32,496.58 = 6,873.69/x
  3. Step 3: Cross multiply
    21,663.62x = 32,496.58 × 6,873.69
  4. Step 4: Simplify right side
    21,663.62x = 223,371,547.43
  5. Step 5: Solve for x
    x = 223,371,547.43/21,663.62
  6. Step 6: Final answer
    x = 10,310.91

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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.