Home / 25,885.08-38,827.56-10,299

Finding the Fourth Proportional to 25,885.08, 38,827.56 and 10,299

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Solution

The fourth proportional to 25,885.08, 38,827.56 and 10,299 is: 15,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,885.08 : 38,827.56 = 10,299 : x
  2. Step 2: Convert to fraction form
    25,885.08/38,827.56 = 10,299/x
  3. Step 3: Cross multiply
    25,885.08x = 38,827.56 × 10,299
  4. Step 4: Simplify right side
    25,885.08x = 399,885,040.44
  5. Step 5: Solve for x
    x = 399,885,040.44/25,885.08
  6. Step 6: Final answer
    x = 15,448.48

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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.