Home / 14,597.04-20,141.28-8,222.64

Finding the Fourth Proportional to 14,597.04, 20,141.28 and 8,222.64

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Solution

The fourth proportional to 14,597.04, 20,141.28 and 8,222.64 is: 11,345.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597.04 : 20,141.28 = 8,222.64 : x
  2. Step 2: Convert to fraction form
    14,597.04/20,141.28 = 8,222.64/x
  3. Step 3: Cross multiply
    14,597.04x = 20,141.28 × 8,222.64
  4. Step 4: Simplify right side
    14,597.04x = 165,614,494.58
  5. Step 5: Solve for x
    x = 165,614,494.58/14,597.04
  6. Step 6: Final answer
    x = 11,345.76

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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.