Home / 25,511.29-35,202.91-14,178.97

Finding the Fourth Proportional to 25,511.29, 35,202.91 and 14,178.97

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Solution

The fourth proportional to 25,511.29, 35,202.91 and 14,178.97 is: 19,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.29 : 35,202.91 = 14,178.97 : x
  2. Step 2: Convert to fraction form
    25,511.29/35,202.91 = 14,178.97/x
  3. Step 3: Cross multiply
    25,511.29x = 35,202.91 × 14,178.97
  4. Step 4: Simplify right side
    25,511.29x = 499,141,004.80
  5. Step 5: Solve for x
    x = 499,141,004.80/25,511.29
  6. Step 6: Final answer
    x = 19,565.49

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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.