Home / 25,210.14-34,790.75-13,880.33

Finding the Fourth Proportional to 25,210.14, 34,790.75 and 13,880.33

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Solution

The fourth proportional to 25,210.14, 34,790.75 and 13,880.33 is: 19,155.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210.14 : 34,790.75 = 13,880.33 : x
  2. Step 2: Convert to fraction form
    25,210.14/34,790.75 = 13,880.33/x
  3. Step 3: Cross multiply
    25,210.14x = 34,790.75 × 13,880.33
  4. Step 4: Simplify right side
    25,210.14x = 482,906,847.59
  5. Step 5: Solve for x
    x = 482,906,847.59/25,210.14
  6. Step 6: Final answer
    x = 19,155.26

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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.