Home / 36,412.72-54,616.64-10,116.88

Finding the Fourth Proportional to 36,412.72, 54,616.64 and 10,116.88

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Solution

The fourth proportional to 36,412.72, 54,616.64 and 10,116.88 is: 15,174.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.72 : 54,616.64 = 10,116.88 : x
  2. Step 2: Convert to fraction form
    36,412.72/54,616.64 = 10,116.88/x
  3. Step 3: Cross multiply
    36,412.72x = 54,616.64 × 10,116.88
  4. Step 4: Simplify right side
    36,412.72x = 552,549,992.88
  5. Step 5: Solve for x
    x = 552,549,992.88/36,412.72
  6. Step 6: Final answer
    x = 15,174.64

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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.