Home / 12,093.63-18,140.58-6,549.72

Finding the Fourth Proportional to 12,093.63, 18,140.58 and 6,549.72

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Solution

The fourth proportional to 12,093.63, 18,140.58 and 6,549.72 is: 9,824.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.63 : 18,140.58 = 6,549.72 : x
  2. Step 2: Convert to fraction form
    12,093.63/18,140.58 = 6,549.72/x
  3. Step 3: Cross multiply
    12,093.63x = 18,140.58 × 6,549.72
  4. Step 4: Simplify right side
    12,093.63x = 118,815,719.64
  5. Step 5: Solve for x
    x = 118,815,719.64/12,093.63
  6. Step 6: Final answer
    x = 9,824.65

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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.