Home / 20,397.66-30,596.12-5,606.52

Finding the Fourth Proportional to 20,397.66, 30,596.12 and 5,606.52

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Solution

The fourth proportional to 20,397.66, 30,596.12 and 5,606.52 is: 8,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,397.66 : 30,596.12 = 5,606.52 : x
  2. Step 2: Convert to fraction form
    20,397.66/30,596.12 = 5,606.52/x
  3. Step 3: Cross multiply
    20,397.66x = 30,596.12 × 5,606.52
  4. Step 4: Simplify right side
    20,397.66x = 171,537,758.70
  5. Step 5: Solve for x
    x = 171,537,758.70/20,397.66
  6. Step 6: Final answer
    x = 8,409.68

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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.