Home / 13,332.08-19,976.21-4,562.21

Finding the Fourth Proportional to 13,332.08, 19,976.21 and 4,562.21

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Solution

The fourth proportional to 13,332.08, 19,976.21 and 4,562.21 is: 6,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.08 : 19,976.21 = 4,562.21 : x
  2. Step 2: Convert to fraction form
    13,332.08/19,976.21 = 4,562.21/x
  3. Step 3: Cross multiply
    13,332.08x = 19,976.21 × 4,562.21
  4. Step 4: Simplify right side
    13,332.08x = 91,135,642.21
  5. Step 5: Solve for x
    x = 91,135,642.21/13,332.08
  6. Step 6: Final answer
    x = 6,835.82

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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.