Home / 15,435.96-23,135.34-7,104.58

Finding the Fourth Proportional to 15,435.96, 23,135.34 and 7,104.58

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Solution

The fourth proportional to 15,435.96, 23,135.34 and 7,104.58 is: 10,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,435.96 : 23,135.34 = 7,104.58 : x
  2. Step 2: Convert to fraction form
    15,435.96/23,135.34 = 7,104.58/x
  3. Step 3: Cross multiply
    15,435.96x = 23,135.34 × 7,104.58
  4. Step 4: Simplify right side
    15,435.96x = 164,366,873.86
  5. Step 5: Solve for x
    x = 164,366,873.86/15,435.96
  6. Step 6: Final answer
    x = 10,648.31

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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.