Home / 25,400.67-38,099.54-7,630.95

Finding the Fourth Proportional to 25,400.67, 38,099.54 and 7,630.95

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Solution

The fourth proportional to 25,400.67, 38,099.54 and 7,630.95 is: 11,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.67 : 38,099.54 = 7,630.95 : x
  2. Step 2: Convert to fraction form
    25,400.67/38,099.54 = 7,630.95/x
  3. Step 3: Cross multiply
    25,400.67x = 38,099.54 × 7,630.95
  4. Step 4: Simplify right side
    25,400.67x = 290,735,557.36
  5. Step 5: Solve for x
    x = 290,735,557.36/25,400.67
  6. Step 6: Final answer
    x = 11,445.98

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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.