Home / 28,232.98-38,964.72-16,299.52

Finding the Fourth Proportional to 28,232.98, 38,964.72 and 16,299.52

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Solution

The fourth proportional to 28,232.98, 38,964.72 and 16,299.52 is: 22,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,232.98 : 38,964.72 = 16,299.52 : x
  2. Step 2: Convert to fraction form
    28,232.98/38,964.72 = 16,299.52/x
  3. Step 3: Cross multiply
    28,232.98x = 38,964.72 × 16,299.52
  4. Step 4: Simplify right side
    28,232.98x = 635,106,232.93
  5. Step 5: Solve for x
    x = 635,106,232.93/28,232.98
  6. Step 6: Final answer
    x = 22,495.19

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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.