Home / 28,842.36-39,802.38-16,267.10

Finding the Fourth Proportional to 28,842.36, 39,802.38 and 16,267.10

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Solution

The fourth proportional to 28,842.36, 39,802.38 and 16,267.10 is: 22,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,842.36 : 39,802.38 = 16,267.10 : x
  2. Step 2: Convert to fraction form
    28,842.36/39,802.38 = 16,267.10/x
  3. Step 3: Cross multiply
    28,842.36x = 39,802.38 × 16,267.10
  4. Step 4: Simplify right side
    28,842.36x = 647,469,295.70
  5. Step 5: Solve for x
    x = 647,469,295.70/28,842.36
  6. Step 6: Final answer
    x = 22,448.55

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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.