Home / 13,168.61-19,753.82-4,402.38

Finding the Fourth Proportional to 13,168.61, 19,753.82 and 4,402.38

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Solution

The fourth proportional to 13,168.61, 19,753.82 and 4,402.38 is: 6,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168.61 : 19,753.82 = 4,402.38 : x
  2. Step 2: Convert to fraction form
    13,168.61/19,753.82 = 4,402.38/x
  3. Step 3: Cross multiply
    13,168.61x = 19,753.82 × 4,402.38
  4. Step 4: Simplify right side
    13,168.61x = 86,963,800.08
  5. Step 5: Solve for x
    x = 86,963,800.08/13,168.61
  6. Step 6: Final answer
    x = 6,603.87

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1.5x scale

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.