Home / 28,202.98-38,915.17-16,097.93

Finding the Fourth Proportional to 28,202.98, 38,915.17 and 16,097.93

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Solution

The fourth proportional to 28,202.98, 38,915.17 and 16,097.93 is: 22,212.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202.98 : 38,915.17 = 16,097.93 : x
  2. Step 2: Convert to fraction form
    28,202.98/38,915.17 = 16,097.93/x
  3. Step 3: Cross multiply
    28,202.98x = 38,915.17 × 16,097.93
  4. Step 4: Simplify right side
    28,202.98x = 626,453,682.60
  5. Step 5: Solve for x
    x = 626,453,682.60/28,202.98
  6. Step 6: Final answer
    x = 22,212.33

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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.