Home / 25,400.20-35,049.15-14,068.09

Finding the Fourth Proportional to 25,400.20, 35,049.15 and 14,068.09

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Solution

The fourth proportional to 25,400.20, 35,049.15 and 14,068.09 is: 19,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.20 : 35,049.15 = 14,068.09 : x
  2. Step 2: Convert to fraction form
    25,400.20/35,049.15 = 14,068.09/x
  3. Step 3: Cross multiply
    25,400.20x = 35,049.15 × 14,068.09
  4. Step 4: Simplify right side
    25,400.20x = 493,074,596.62
  5. Step 5: Solve for x
    x = 493,074,596.62/25,400.20
  6. Step 6: Final answer
    x = 19,412.23

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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.