Home / 28,637.46-39,517.56-16,699.32

Finding the Fourth Proportional to 28,637.46, 39,517.56 and 16,699.32

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Solution

The fourth proportional to 28,637.46, 39,517.56 and 16,699.32 is: 23,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,637.46 : 39,517.56 = 16,699.32 : x
  2. Step 2: Convert to fraction form
    28,637.46/39,517.56 = 16,699.32/x
  3. Step 3: Cross multiply
    28,637.46x = 39,517.56 × 16,699.32
  4. Step 4: Simplify right side
    28,637.46x = 659,916,380.06
  5. Step 5: Solve for x
    x = 659,916,380.06/28,637.46
  6. Step 6: Final answer
    x = 23,043.82

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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.