Home / 13,675.86-20,514.60-4,316.18

Finding the Fourth Proportional to 13,675.86, 20,514.60 and 4,316.18

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Solution

The fourth proportional to 13,675.86, 20,514.60 and 4,316.18 is: 6,474.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675.86 : 20,514.60 = 4,316.18 : x
  2. Step 2: Convert to fraction form
    13,675.86/20,514.60 = 4,316.18/x
  3. Step 3: Cross multiply
    13,675.86x = 20,514.60 × 4,316.18
  4. Step 4: Simplify right side
    13,675.86x = 88,544,603.66
  5. Step 5: Solve for x
    x = 88,544,603.66/13,675.86
  6. Step 6: Final answer
    x = 6,474.52

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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.