Home / 14,879.67-20,537.48-10,107.55

Finding the Fourth Proportional to 14,879.67, 20,537.48 and 10,107.55

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Solution

The fourth proportional to 14,879.67, 20,537.48 and 10,107.55 is: 13,950.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.67 : 20,537.48 = 10,107.55 : x
  2. Step 2: Convert to fraction form
    14,879.67/20,537.48 = 10,107.55/x
  3. Step 3: Cross multiply
    14,879.67x = 20,537.48 × 10,107.55
  4. Step 4: Simplify right side
    14,879.67x = 207,583,656.91
  5. Step 5: Solve for x
    x = 207,583,656.91/14,879.67
  6. Step 6: Final answer
    x = 13,950.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.