Home / 25,552.47-38,328.75-7,783.23

Finding the Fourth Proportional to 25,552.47, 38,328.75 and 7,783.23

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Solution

The fourth proportional to 25,552.47, 38,328.75 and 7,783.23 is: 11,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,552.47 : 38,328.75 = 7,783.23 : x
  2. Step 2: Convert to fraction form
    25,552.47/38,328.75 = 7,783.23/x
  3. Step 3: Cross multiply
    25,552.47x = 38,328.75 × 7,783.23
  4. Step 4: Simplify right side
    25,552.47x = 298,321,476.86
  5. Step 5: Solve for x
    x = 298,321,476.86/25,552.47
  6. Step 6: Final answer
    x = 11,674.86

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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.