Home / 12,367.11-18,533.39-5,776.95

Finding the Fourth Proportional to 12,367.11, 18,533.39 and 5,776.95

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Solution

The fourth proportional to 12,367.11, 18,533.39 and 5,776.95 is: 8,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367.11 : 18,533.39 = 5,776.95 : x
  2. Step 2: Convert to fraction form
    12,367.11/18,533.39 = 5,776.95/x
  3. Step 3: Cross multiply
    12,367.11x = 18,533.39 × 5,776.95
  4. Step 4: Simplify right side
    12,367.11x = 107,066,438.48
  5. Step 5: Solve for x
    x = 107,066,438.48/12,367.11
  6. Step 6: Final answer
    x = 8,657.35

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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.