Home / 25,848.75-35,671.41-16,911.21

Finding the Fourth Proportional to 25,848.75, 35,671.41 and 16,911.21

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Solution

The fourth proportional to 25,848.75, 35,671.41 and 16,911.21 is: 23,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,848.75 : 35,671.41 = 16,911.21 : x
  2. Step 2: Convert to fraction form
    25,848.75/35,671.41 = 16,911.21/x
  3. Step 3: Cross multiply
    25,848.75x = 35,671.41 × 16,911.21
  4. Step 4: Simplify right side
    25,848.75x = 603,246,705.51
  5. Step 5: Solve for x
    x = 603,246,705.51/25,848.75
  6. Step 6: Final answer
    x = 23,337.56

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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.