Home / 25,155.08-34,712.32-13,824.33

Finding the Fourth Proportional to 25,155.08, 34,712.32 and 13,824.33

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Solution

The fourth proportional to 25,155.08, 34,712.32 and 13,824.33 is: 19,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,155.08 : 34,712.32 = 13,824.33 : x
  2. Step 2: Convert to fraction form
    25,155.08/34,712.32 = 13,824.33/x
  3. Step 3: Cross multiply
    25,155.08x = 34,712.32 × 13,824.33
  4. Step 4: Simplify right side
    25,155.08x = 479,874,566.75
  5. Step 5: Solve for x
    x = 479,874,566.75/25,155.08
  6. Step 6: Final answer
    x = 19,076.65

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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.