Home / 28,622.48-39,499.80-16,046.96

Finding the Fourth Proportional to 28,622.48, 39,499.80 and 16,046.96

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Solution

The fourth proportional to 28,622.48, 39,499.80 and 16,046.96 is: 22,145.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,622.48 : 39,499.80 = 16,046.96 : x
  2. Step 2: Convert to fraction form
    28,622.48/39,499.80 = 16,046.96/x
  3. Step 3: Cross multiply
    28,622.48x = 39,499.80 × 16,046.96
  4. Step 4: Simplify right side
    28,622.48x = 633,851,710.61
  5. Step 5: Solve for x
    x = 633,851,710.61/28,622.48
  6. Step 6: Final answer
    x = 22,145.24

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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.