Home / 14,667.18-20,240.46-8,293.68

Finding the Fourth Proportional to 14,667.18, 20,240.46 and 8,293.68

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Solution

The fourth proportional to 14,667.18, 20,240.46 and 8,293.68 is: 11,445.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,667.18 : 20,240.46 = 8,293.68 : x
  2. Step 2: Convert to fraction form
    14,667.18/20,240.46 = 8,293.68/x
  3. Step 3: Cross multiply
    14,667.18x = 20,240.46 × 8,293.68
  4. Step 4: Simplify right side
    14,667.18x = 167,867,898.29
  5. Step 5: Solve for x
    x = 167,867,898.29/14,667.18
  6. Step 6: Final answer
    x = 11,445.14

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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.