Home / 18,837.50-28,261.29-6,525.50

Finding the Fourth Proportional to 18,837.50, 28,261.29 and 6,525.50

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Solution

The fourth proportional to 18,837.50, 28,261.29 and 6,525.50 is: 9,790.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.50 : 28,261.29 = 6,525.50 : x
  2. Step 2: Convert to fraction form
    18,837.50/28,261.29 = 6,525.50/x
  3. Step 3: Cross multiply
    18,837.50x = 28,261.29 × 6,525.50
  4. Step 4: Simplify right side
    18,837.50x = 184,419,047.90
  5. Step 5: Solve for x
    x = 184,419,047.90/18,837.50
  6. Step 6: Final answer
    x = 9,790.00

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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.