Home / 25,444.53-38,166.39-7,915.32

Finding the Fourth Proportional to 25,444.53, 38,166.39 and 7,915.32

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Solution

The fourth proportional to 25,444.53, 38,166.39 and 7,915.32 is: 11,872.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,444.53 : 38,166.39 = 7,915.32 : x
  2. Step 2: Convert to fraction form
    25,444.53/38,166.39 = 7,915.32/x
  3. Step 3: Cross multiply
    25,444.53x = 38,166.39 × 7,915.32
  4. Step 4: Simplify right side
    25,444.53x = 302,099,190.09
  5. Step 5: Solve for x
    x = 302,099,190.09/25,444.53
  6. Step 6: Final answer
    x = 11,872.85

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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.