Home / 21,495.46-32,232.84-9,012.14

Finding the Fourth Proportional to 21,495.46, 32,232.84 and 9,012.14

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Solution

The fourth proportional to 21,495.46, 32,232.84 and 9,012.14 is: 13,513.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,495.46 : 32,232.84 = 9,012.14 : x
  2. Step 2: Convert to fraction form
    21,495.46/32,232.84 = 9,012.14/x
  3. Step 3: Cross multiply
    21,495.46x = 32,232.84 × 9,012.14
  4. Step 4: Simplify right side
    21,495.46x = 290,486,866.68
  5. Step 5: Solve for x
    x = 290,486,866.68/21,495.46
  6. Step 6: Final answer
    x = 13,513.87

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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.