Home / 13,339.17-20,011.59-4,571.73

Finding the Fourth Proportional to 13,339.17, 20,011.59 and 4,571.73

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Solution

The fourth proportional to 13,339.17, 20,011.59 and 4,571.73 is: 6,858.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,339.17 : 20,011.59 = 4,571.73 : x
  2. Step 2: Convert to fraction form
    13,339.17/20,011.59 = 4,571.73/x
  3. Step 3: Cross multiply
    13,339.17x = 20,011.59 × 4,571.73
  4. Step 4: Simplify right side
    13,339.17x = 91,487,586.35
  5. Step 5: Solve for x
    x = 91,487,586.35/13,339.17
  6. Step 6: Final answer
    x = 6,858.57

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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.