Home / 13,216.87-19,828.48-4,332.86

Finding the Fourth Proportional to 13,216.87, 19,828.48 and 4,332.86

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Solution

The fourth proportional to 13,216.87, 19,828.48 and 4,332.86 is: 6,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.87 : 19,828.48 = 4,332.86 : x
  2. Step 2: Convert to fraction form
    13,216.87/19,828.48 = 4,332.86/x
  3. Step 3: Cross multiply
    13,216.87x = 19,828.48 × 4,332.86
  4. Step 4: Simplify right side
    13,216.87x = 85,914,000.36
  5. Step 5: Solve for x
    x = 85,914,000.36/13,216.87
  6. Step 6: Final answer
    x = 6,500.33

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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.