Home / 25,665.72-38,511.34-14,414.08

Finding the Fourth Proportional to 25,665.72, 38,511.34 and 14,414.08

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Solution

The fourth proportional to 25,665.72, 38,511.34 and 14,414.08 is: 21,628.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,665.72 : 38,511.34 = 14,414.08 : x
  2. Step 2: Convert to fraction form
    25,665.72/38,511.34 = 14,414.08/x
  3. Step 3: Cross multiply
    25,665.72x = 38,511.34 × 14,414.08
  4. Step 4: Simplify right side
    25,665.72x = 555,105,535.67
  5. Step 5: Solve for x
    x = 555,105,535.67/25,665.72
  6. Step 6: Final answer
    x = 21,628.29

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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.