Home / 36,514.56-54,739.02-13,124.64

Finding the Fourth Proportional to 36,514.56, 54,739.02 and 13,124.64

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Solution

The fourth proportional to 36,514.56, 54,739.02 and 13,124.64 is: 19,675.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,514.56 : 54,739.02 = 13,124.64 : x
  2. Step 2: Convert to fraction form
    36,514.56/54,739.02 = 13,124.64/x
  3. Step 3: Cross multiply
    36,514.56x = 54,739.02 × 13,124.64
  4. Step 4: Simplify right side
    36,514.56x = 718,429,931.45
  5. Step 5: Solve for x
    x = 718,429,931.45/36,514.56
  6. Step 6: Final answer
    x = 19,675.16

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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.