Home / 25,361.40-38,048.34-17,879.58

Finding the Fourth Proportional to 25,361.40, 38,048.34 and 17,879.58

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Solution

The fourth proportional to 25,361.40, 38,048.34 and 17,879.58 is: 26,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,361.40 : 38,048.34 = 17,879.58 : x
  2. Step 2: Convert to fraction form
    25,361.40/38,048.34 = 17,879.58/x
  3. Step 3: Cross multiply
    25,361.40x = 38,048.34 × 17,879.58
  4. Step 4: Simplify right side
    25,361.40x = 680,288,338.90
  5. Step 5: Solve for x
    x = 680,288,338.90/25,361.40
  6. Step 6: Final answer
    x = 26,823.77

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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.