Home / 21,799.46-30,092.39-14,735.45

Finding the Fourth Proportional to 21,799.46, 30,092.39 and 14,735.45

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Solution

The fourth proportional to 21,799.46, 30,092.39 and 14,735.45 is: 20,341.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.46 : 30,092.39 = 14,735.45 : x
  2. Step 2: Convert to fraction form
    21,799.46/30,092.39 = 14,735.45/x
  3. Step 3: Cross multiply
    21,799.46x = 30,092.39 × 14,735.45
  4. Step 4: Simplify right side
    21,799.46x = 443,424,794.60
  5. Step 5: Solve for x
    x = 443,424,794.60/21,799.46
  6. Step 6: Final answer
    x = 20,341.10

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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.