Home / 25,498.16-38,212.68-13,194.80

Finding the Fourth Proportional to 25,498.16, 38,212.68 and 13,194.80

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Solution

The fourth proportional to 25,498.16, 38,212.68 and 13,194.80 is: 19,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.16 : 38,212.68 = 13,194.80 : x
  2. Step 2: Convert to fraction form
    25,498.16/38,212.68 = 13,194.80/x
  3. Step 3: Cross multiply
    25,498.16x = 38,212.68 × 13,194.80
  4. Step 4: Simplify right side
    25,498.16x = 504,208,670.06
  5. Step 5: Solve for x
    x = 504,208,670.06/25,498.16
  6. Step 6: Final answer
    x = 19,774.32

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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.