Home / 18,430.15-27,647.02-7,334.25

Finding the Fourth Proportional to 18,430.15, 27,647.02 and 7,334.25

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Solution

The fourth proportional to 18,430.15, 27,647.02 and 7,334.25 is: 11,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.15 : 27,647.02 = 7,334.25 : x
  2. Step 2: Convert to fraction form
    18,430.15/27,647.02 = 7,334.25/x
  3. Step 3: Cross multiply
    18,430.15x = 27,647.02 × 7,334.25
  4. Step 4: Simplify right side
    18,430.15x = 202,770,061.93
  5. Step 5: Solve for x
    x = 202,770,061.93/18,430.15
  6. Step 6: Final answer
    x = 11,002.08

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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.