Home / 22,968.18-31,625.64-20,119.14

Finding the Fourth Proportional to 22,968.18, 31,625.64 and 20,119.14

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Solution

The fourth proportional to 22,968.18, 31,625.64 and 20,119.14 is: 27,702.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968.18 : 31,625.64 = 20,119.14 : x
  2. Step 2: Convert to fraction form
    22,968.18/31,625.64 = 20,119.14/x
  3. Step 3: Cross multiply
    22,968.18x = 31,625.64 × 20,119.14
  4. Step 4: Simplify right side
    22,968.18x = 636,280,678.75
  5. Step 5: Solve for x
    x = 636,280,678.75/22,968.18
  6. Step 6: Final answer
    x = 27,702.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.