Home / 28,948.36-39,944.46-16,372.84

Finding the Fourth Proportional to 28,948.36, 39,944.46 and 16,372.84

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Solution

The fourth proportional to 28,948.36, 39,944.46 and 16,372.84 is: 22,592.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948.36 : 39,944.46 = 16,372.84 : x
  2. Step 2: Convert to fraction form
    28,948.36/39,944.46 = 16,372.84/x
  3. Step 3: Cross multiply
    28,948.36x = 39,944.46 × 16,372.84
  4. Step 4: Simplify right side
    28,948.36x = 654,004,252.47
  5. Step 5: Solve for x
    x = 654,004,252.47/28,948.36
  6. Step 6: Final answer
    x = 22,592.10

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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.