Home / 25,635.08-38,383.13-13,297.16

Finding the Fourth Proportional to 25,635.08, 38,383.13 and 13,297.16

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Solution

The fourth proportional to 25,635.08, 38,383.13 and 13,297.16 is: 19,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.08 : 38,383.13 = 13,297.16 : x
  2. Step 2: Convert to fraction form
    25,635.08/38,383.13 = 13,297.16/x
  3. Step 3: Cross multiply
    25,635.08x = 38,383.13 × 13,297.16
  4. Step 4: Simplify right side
    25,635.08x = 510,386,429.00
  5. Step 5: Solve for x
    x = 510,386,429.00/25,635.08
  6. Step 6: Final answer
    x = 19,909.69

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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.