Home / 18,237.86-25,168.25-9,854.36

Finding the Fourth Proportional to 18,237.86, 25,168.25 and 9,854.36

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Solution

The fourth proportional to 18,237.86, 25,168.25 and 9,854.36 is: 13,599.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.86 : 25,168.25 = 9,854.36 : x
  2. Step 2: Convert to fraction form
    18,237.86/25,168.25 = 9,854.36/x
  3. Step 3: Cross multiply
    18,237.86x = 25,168.25 × 9,854.36
  4. Step 4: Simplify right side
    18,237.86x = 248,016,989.25
  5. Step 5: Solve for x
    x = 248,016,989.25/18,237.86
  6. Step 6: Final answer
    x = 13,599.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.