Home / 9,459.22-14,176.64-8,868.72

Finding the Fourth Proportional to 9,459.22, 14,176.64 and 8,868.72

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Solution

The fourth proportional to 9,459.22, 14,176.64 and 8,868.72 is: 13,291.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.22 : 14,176.64 = 8,868.72 : x
  2. Step 2: Convert to fraction form
    9,459.22/14,176.64 = 8,868.72/x
  3. Step 3: Cross multiply
    9,459.22x = 14,176.64 × 8,868.72
  4. Step 4: Simplify right side
    9,459.22x = 125,728,650.70
  5. Step 5: Solve for x
    x = 125,728,650.70/9,459.22
  6. Step 6: Final answer
    x = 13,291.65

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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.