Home / 28,202.02-38,922.87-16,262.98

Finding the Fourth Proportional to 28,202.02, 38,922.87 and 16,262.98

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Solution

The fourth proportional to 28,202.02, 38,922.87 and 16,262.98 is: 22,445.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202.02 : 38,922.87 = 16,262.98 : x
  2. Step 2: Convert to fraction form
    28,202.02/38,922.87 = 16,262.98/x
  3. Step 3: Cross multiply
    28,202.02x = 38,922.87 × 16,262.98
  4. Step 4: Simplify right side
    28,202.02x = 633,001,856.35
  5. Step 5: Solve for x
    x = 633,001,856.35/28,202.02
  6. Step 6: Final answer
    x = 22,445.27

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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.