Home / 25,212.47-37,809.86-7,438.41

Finding the Fourth Proportional to 25,212.47, 37,809.86 and 7,438.41

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Solution

The fourth proportional to 25,212.47, 37,809.86 and 7,438.41 is: 11,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.47 : 37,809.86 = 7,438.41 : x
  2. Step 2: Convert to fraction form
    25,212.47/37,809.86 = 7,438.41/x
  3. Step 3: Cross multiply
    25,212.47x = 37,809.86 × 7,438.41
  4. Step 4: Simplify right side
    25,212.47x = 281,245,203.53
  5. Step 5: Solve for x
    x = 281,245,203.53/25,212.47
  6. Step 6: Final answer
    x = 11,155.01

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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.