Home / 15,815.96-23,674.70-9,960.26

Finding the Fourth Proportional to 15,815.96, 23,674.70 and 9,960.26

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Solution

The fourth proportional to 15,815.96, 23,674.70 and 9,960.26 is: 14,909.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815.96 : 23,674.70 = 9,960.26 : x
  2. Step 2: Convert to fraction form
    15,815.96/23,674.70 = 9,960.26/x
  3. Step 3: Cross multiply
    15,815.96x = 23,674.70 × 9,960.26
  4. Step 4: Simplify right side
    15,815.96x = 235,806,167.42
  5. Step 5: Solve for x
    x = 235,806,167.42/15,815.96
  6. Step 6: Final answer
    x = 14,909.38

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Similar ratio
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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.