Home / 25,849.71-35,671.68-15,794.96

Finding the Fourth Proportional to 25,849.71, 35,671.68 and 15,794.96

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Solution

The fourth proportional to 25,849.71, 35,671.68 and 15,794.96 is: 21,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,849.71 : 35,671.68 = 15,794.96 : x
  2. Step 2: Convert to fraction form
    25,849.71/35,671.68 = 15,794.96/x
  3. Step 3: Cross multiply
    25,849.71x = 35,671.68 × 15,794.96
  4. Step 4: Simplify right side
    25,849.71x = 563,432,580.37
  5. Step 5: Solve for x
    x = 563,432,580.37/25,849.71
  6. Step 6: Final answer
    x = 21,796.48

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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.