Home / 25,231.58-34,817.90-14,619.32

Finding the Fourth Proportional to 25,231.58, 34,817.90 and 14,619.32

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Solution

The fourth proportional to 25,231.58, 34,817.90 and 14,619.32 is: 20,173.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.58 : 34,817.90 = 14,619.32 : x
  2. Step 2: Convert to fraction form
    25,231.58/34,817.90 = 14,619.32/x
  3. Step 3: Cross multiply
    25,231.58x = 34,817.90 × 14,619.32
  4. Step 4: Simplify right side
    25,231.58x = 509,014,021.83
  5. Step 5: Solve for x
    x = 509,014,021.83/25,231.58
  6. Step 6: Final answer
    x = 20,173.69

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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.