Home / 25,451.82-38,200.01-13,615.02

Finding the Fourth Proportional to 25,451.82, 38,200.01 and 13,615.02

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Solution

The fourth proportional to 25,451.82, 38,200.01 and 13,615.02 is: 20,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,451.82 : 38,200.01 = 13,615.02 : x
  2. Step 2: Convert to fraction form
    25,451.82/38,200.01 = 13,615.02/x
  3. Step 3: Cross multiply
    25,451.82x = 38,200.01 × 13,615.02
  4. Step 4: Simplify right side
    25,451.82x = 520,093,832.08
  5. Step 5: Solve for x
    x = 520,093,832.08/25,451.82
  6. Step 6: Final answer
    x = 20,434.45

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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.