Home / 28,937.04-39,932.96-16,190.22

Finding the Fourth Proportional to 28,937.04, 39,932.96 and 16,190.22

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Solution

The fourth proportional to 28,937.04, 39,932.96 and 16,190.22 is: 22,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,937.04 : 39,932.96 = 16,190.22 : x
  2. Step 2: Convert to fraction form
    28,937.04/39,932.96 = 16,190.22/x
  3. Step 3: Cross multiply
    28,937.04x = 39,932.96 × 16,190.22
  4. Step 4: Simplify right side
    28,937.04x = 646,523,407.65
  5. Step 5: Solve for x
    x = 646,523,407.65/28,937.04
  6. Step 6: Final answer
    x = 22,342.42

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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.