Home / 13,509.52-20,263.70-4,625.67

Finding the Fourth Proportional to 13,509.52, 20,263.70 and 4,625.67

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Solution

The fourth proportional to 13,509.52, 20,263.70 and 4,625.67 is: 6,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,509.52 : 20,263.70 = 4,625.67 : x
  2. Step 2: Convert to fraction form
    13,509.52/20,263.70 = 4,625.67/x
  3. Step 3: Cross multiply
    13,509.52x = 20,263.70 × 4,625.67
  4. Step 4: Simplify right side
    13,509.52x = 93,733,276.73
  5. Step 5: Solve for x
    x = 93,733,276.73/13,509.52
  6. Step 6: Final answer
    x = 6,938.31

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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.