Home / 15,808.46-23,705.66-8,411.36

Finding the Fourth Proportional to 15,808.46, 23,705.66 and 8,411.36

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Solution

The fourth proportional to 15,808.46, 23,705.66 and 8,411.36 is: 12,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,808.46 : 23,705.66 = 8,411.36 : x
  2. Step 2: Convert to fraction form
    15,808.46/23,705.66 = 8,411.36/x
  3. Step 3: Cross multiply
    15,808.46x = 23,705.66 × 8,411.36
  4. Step 4: Simplify right side
    15,808.46x = 199,396,742.80
  5. Step 5: Solve for x
    x = 199,396,742.80/15,808.46
  6. Step 6: Final answer
    x = 12,613.30

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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.