Home / 12,261.47-18,392.39-5,932.67

Finding the Fourth Proportional to 12,261.47, 18,392.39 and 5,932.67

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Solution

The fourth proportional to 12,261.47, 18,392.39 and 5,932.67 is: 8,899.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,261.47 : 18,392.39 = 5,932.67 : x
  2. Step 2: Convert to fraction form
    12,261.47/18,392.39 = 5,932.67/x
  3. Step 3: Cross multiply
    12,261.47x = 18,392.39 × 5,932.67
  4. Step 4: Simplify right side
    12,261.47x = 109,115,980.38
  5. Step 5: Solve for x
    x = 109,115,980.38/12,261.47
  6. Step 6: Final answer
    x = 8,899.09

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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.