Home / 28,911.04-43,331.10-16,441.52

Finding the Fourth Proportional to 28,911.04, 43,331.10 and 16,441.52

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Solution

The fourth proportional to 28,911.04, 43,331.10 and 16,441.52 is: 24,642.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,911.04 : 43,331.10 = 16,441.52 : x
  2. Step 2: Convert to fraction form
    28,911.04/43,331.10 = 16,441.52/x
  3. Step 3: Cross multiply
    28,911.04x = 43,331.10 × 16,441.52
  4. Step 4: Simplify right side
    28,911.04x = 712,429,147.27
  5. Step 5: Solve for x
    x = 712,429,147.27/28,911.04
  6. Step 6: Final answer
    x = 24,642.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.