Home / 15,262.13-21,059.11-9,600.23

Finding the Fourth Proportional to 15,262.13, 21,059.11 and 9,600.23

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Solution

The fourth proportional to 15,262.13, 21,059.11 and 9,600.23 is: 13,246.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.13 : 21,059.11 = 9,600.23 : x
  2. Step 2: Convert to fraction form
    15,262.13/21,059.11 = 9,600.23/x
  3. Step 3: Cross multiply
    15,262.13x = 21,059.11 × 9,600.23
  4. Step 4: Simplify right side
    15,262.13x = 202,172,299.60
  5. Step 5: Solve for x
    x = 202,172,299.60/15,262.13
  6. Step 6: Final answer
    x = 13,246.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.