Home / 13,332.08-18,392.46-8,023.88

Finding the Fourth Proportional to 13,332.08, 18,392.46 and 8,023.88

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Solution

The fourth proportional to 13,332.08, 18,392.46 and 8,023.88 is: 11,069.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.08 : 18,392.46 = 8,023.88 : x
  2. Step 2: Convert to fraction form
    13,332.08/18,392.46 = 8,023.88/x
  3. Step 3: Cross multiply
    13,332.08x = 18,392.46 × 8,023.88
  4. Step 4: Simplify right side
    13,332.08x = 147,578,891.94
  5. Step 5: Solve for x
    x = 147,578,891.94/13,332.08
  6. Step 6: Final answer
    x = 11,069.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.