Home / 25,752.36-38,558.28-19,493.40

Finding the Fourth Proportional to 25,752.36, 38,558.28 and 19,493.40

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Solution

The fourth proportional to 25,752.36, 38,558.28 and 19,493.40 is: 29,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.36 : 38,558.28 = 19,493.40 : x
  2. Step 2: Convert to fraction form
    25,752.36/38,558.28 = 19,493.40/x
  3. Step 3: Cross multiply
    25,752.36x = 38,558.28 × 19,493.40
  4. Step 4: Simplify right side
    25,752.36x = 751,631,975.35
  5. Step 5: Solve for x
    x = 751,631,975.35/25,752.36
  6. Step 6: Final answer
    x = 29,186.92

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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.