Home / 25,608.42-38,448.48-13,137.24

Finding the Fourth Proportional to 25,608.42, 38,448.48 and 13,137.24

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Solution

The fourth proportional to 25,608.42, 38,448.48 and 13,137.24 is: 19,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.42 : 38,448.48 = 13,137.24 : x
  2. Step 2: Convert to fraction form
    25,608.42/38,448.48 = 13,137.24/x
  3. Step 3: Cross multiply
    25,608.42x = 38,448.48 × 13,137.24
  4. Step 4: Simplify right side
    25,608.42x = 505,106,909.40
  5. Step 5: Solve for x
    x = 505,106,909.40/25,608.42
  6. Step 6: Final answer
    x = 19,724.25

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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.