Home / 25,089.98-34,619.27-14,879.12

Finding the Fourth Proportional to 25,089.98, 34,619.27 and 14,879.12

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Solution

The fourth proportional to 25,089.98, 34,619.27 and 14,879.12 is: 20,530.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.98 : 34,619.27 = 14,879.12 : x
  2. Step 2: Convert to fraction form
    25,089.98/34,619.27 = 14,879.12/x
  3. Step 3: Cross multiply
    25,089.98x = 34,619.27 × 14,879.12
  4. Step 4: Simplify right side
    25,089.98x = 515,104,025.15
  5. Step 5: Solve for x
    x = 515,104,025.15/25,089.98
  6. Step 6: Final answer
    x = 20,530.27

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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.