Home / 19,210.44-28,815.66-14,834.28

Finding the Fourth Proportional to 19,210.44, 28,815.66 and 14,834.28

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Solution

The fourth proportional to 19,210.44, 28,815.66 and 14,834.28 is: 22,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210.44 : 28,815.66 = 14,834.28 : x
  2. Step 2: Convert to fraction form
    19,210.44/28,815.66 = 14,834.28/x
  3. Step 3: Cross multiply
    19,210.44x = 28,815.66 × 14,834.28
  4. Step 4: Simplify right side
    19,210.44x = 427,459,568.82
  5. Step 5: Solve for x
    x = 427,459,568.82/19,210.44
  6. Step 6: Final answer
    x = 22,251.42

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1.5x scale

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.