Home / 25,681.35-38,522.02-6,961.39

Finding the Fourth Proportional to 25,681.35, 38,522.02 and 6,961.39

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Solution

The fourth proportional to 25,681.35, 38,522.02 and 6,961.39 is: 10,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,681.35 : 38,522.02 = 6,961.39 : x
  2. Step 2: Convert to fraction form
    25,681.35/38,522.02 = 6,961.39/x
  3. Step 3: Cross multiply
    25,681.35x = 38,522.02 × 6,961.39
  4. Step 4: Simplify right side
    25,681.35x = 268,166,612.20
  5. Step 5: Solve for x
    x = 268,166,612.20/25,681.35
  6. Step 6: Final answer
    x = 10,442.08

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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.