Home / 13,099.72-19,652.78-6,527.56

Finding the Fourth Proportional to 13,099.72, 19,652.78 and 6,527.56

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Solution

The fourth proportional to 13,099.72, 19,652.78 and 6,527.56 is: 9,792.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.72 : 19,652.78 = 6,527.56 : x
  2. Step 2: Convert to fraction form
    13,099.72/19,652.78 = 6,527.56/x
  3. Step 3: Cross multiply
    13,099.72x = 19,652.78 × 6,527.56
  4. Step 4: Simplify right side
    13,099.72x = 128,284,700.62
  5. Step 5: Solve for x
    x = 128,284,700.62/13,099.72
  6. Step 6: Final answer
    x = 9,792.93

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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.