Home / 36,518.64-54,779.90-11,561.33

Finding the Fourth Proportional to 36,518.64, 54,779.90 and 11,561.33

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Solution

The fourth proportional to 36,518.64, 54,779.90 and 11,561.33 is: 17,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518.64 : 54,779.90 = 11,561.33 : x
  2. Step 2: Convert to fraction form
    36,518.64/54,779.90 = 11,561.33/x
  3. Step 3: Cross multiply
    36,518.64x = 54,779.90 × 11,561.33
  4. Step 4: Simplify right side
    36,518.64x = 633,328,169.56
  5. Step 5: Solve for x
    x = 633,328,169.56/36,518.64
  6. Step 6: Final answer
    x = 17,342.60

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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.