Home / 36,114.09-54,157.10-12,417.14

Finding the Fourth Proportional to 36,114.09, 54,157.10 and 12,417.14

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Solution

The fourth proportional to 36,114.09, 54,157.10 and 12,417.14 is: 18,620.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,114.09 : 54,157.10 = 12,417.14 : x
  2. Step 2: Convert to fraction form
    36,114.09/54,157.10 = 12,417.14/x
  3. Step 3: Cross multiply
    36,114.09x = 54,157.10 × 12,417.14
  4. Step 4: Simplify right side
    36,114.09x = 672,475,959.82
  5. Step 5: Solve for x
    x = 672,475,959.82/36,114.09
  6. Step 6: Final answer
    x = 18,620.88

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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.