Home / 36,565.35-54,836.67-13,188.75

Finding the Fourth Proportional to 36,565.35, 54,836.67 and 13,188.75

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Solution

The fourth proportional to 36,565.35, 54,836.67 and 13,188.75 is: 19,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,565.35 : 54,836.67 = 13,188.75 : x
  2. Step 2: Convert to fraction form
    36,565.35/54,836.67 = 13,188.75/x
  3. Step 3: Cross multiply
    36,565.35x = 54,836.67 × 13,188.75
  4. Step 4: Simplify right side
    36,565.35x = 723,227,131.46
  5. Step 5: Solve for x
    x = 723,227,131.46/36,565.35
  6. Step 6: Final answer
    x = 19,779.03

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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.