Home / 21,495.14-32,239.05-9,805.62

Finding the Fourth Proportional to 21,495.14, 32,239.05 and 9,805.62

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Solution

The fourth proportional to 21,495.14, 32,239.05 and 9,805.62 is: 14,706.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.14 : 32,239.05 = 9,805.62 : x
  2. Step 2: Convert to fraction form
    21,495.14/32,239.05 = 9,805.62/x
  3. Step 3: Cross multiply
    21,495.14x = 32,239.05 × 9,805.62
  4. Step 4: Simplify right side
    21,495.14x = 316,123,873.46
  5. Step 5: Solve for x
    x = 316,123,873.46/21,495.14
  6. Step 6: Final answer
    x = 14,706.76

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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.