Home / 15,596.52-21,516.30-9,305.25

Finding the Fourth Proportional to 15,596.52, 21,516.30 and 9,305.25

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Solution

The fourth proportional to 15,596.52, 21,516.30 and 9,305.25 is: 12,837.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596.52 : 21,516.30 = 9,305.25 : x
  2. Step 2: Convert to fraction form
    15,596.52/21,516.30 = 9,305.25/x
  3. Step 3: Cross multiply
    15,596.52x = 21,516.30 × 9,305.25
  4. Step 4: Simplify right side
    15,596.52x = 200,214,550.58
  5. Step 5: Solve for x
    x = 200,214,550.58/15,596.52
  6. Step 6: Final answer
    x = 12,837.13

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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.