Home / 12,266.08-18,304.20-10,953.44

Finding the Fourth Proportional to 12,266.08, 18,304.20 and 10,953.44

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Solution

The fourth proportional to 12,266.08, 18,304.20 and 10,953.44 is: 16,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266.08 : 18,304.20 = 10,953.44 : x
  2. Step 2: Convert to fraction form
    12,266.08/18,304.20 = 10,953.44/x
  3. Step 3: Cross multiply
    12,266.08x = 18,304.20 × 10,953.44
  4. Step 4: Simplify right side
    12,266.08x = 200,493,956.45
  5. Step 5: Solve for x
    x = 200,493,956.45/12,266.08
  6. Step 6: Final answer
    x = 16,345.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.