Home / 15,213.81-22,824.36-4,825.56

Finding the Fourth Proportional to 15,213.81, 22,824.36 and 4,825.56

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Solution

The fourth proportional to 15,213.81, 22,824.36 and 4,825.56 is: 7,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213.81 : 22,824.36 = 4,825.56 : x
  2. Step 2: Convert to fraction form
    15,213.81/22,824.36 = 4,825.56/x
  3. Step 3: Cross multiply
    15,213.81x = 22,824.36 × 4,825.56
  4. Step 4: Simplify right side
    15,213.81x = 110,140,318.64
  5. Step 5: Solve for x
    x = 110,140,318.64/15,213.81
  6. Step 6: Final answer
    x = 7,239.50

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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.