Home / 12,266.64-18,399.96-4,667.76

Finding the Fourth Proportional to 12,266.64, 18,399.96 and 4,667.76

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Solution

The fourth proportional to 12,266.64, 18,399.96 and 4,667.76 is: 7,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.64 : 18,399.96 = 4,667.76 : x
  2. Step 2: Convert to fraction form
    12,266.64/18,399.96 = 4,667.76/x
  3. Step 3: Cross multiply
    12,266.64x = 18,399.96 × 4,667.76
  4. Step 4: Simplify right side
    12,266.64x = 85,886,597.29
  5. Step 5: Solve for x
    x = 85,886,597.29/12,266.64
  6. Step 6: Final answer
    x = 7,001.64

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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.