Home / 10,349.24-15,522.70-9,740.12

Finding the Fourth Proportional to 10,349.24, 15,522.70 and 9,740.12

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Solution

The fourth proportional to 10,349.24, 15,522.70 and 9,740.12 is: 14,609.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.24 : 15,522.70 = 9,740.12 : x
  2. Step 2: Convert to fraction form
    10,349.24/15,522.70 = 9,740.12/x
  3. Step 3: Cross multiply
    10,349.24x = 15,522.70 × 9,740.12
  4. Step 4: Simplify right side
    10,349.24x = 151,192,960.72
  5. Step 5: Solve for x
    x = 151,192,960.72/10,349.24
  6. Step 6: Final answer
    x = 14,609.09

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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.