Home / 18,303.90-27,427.05-9,525.66

Finding the Fourth Proportional to 18,303.90, 27,427.05 and 9,525.66

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Solution

The fourth proportional to 18,303.90, 27,427.05 and 9,525.66 is: 14,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,303.90 : 27,427.05 = 9,525.66 : x
  2. Step 2: Convert to fraction form
    18,303.90/27,427.05 = 9,525.66/x
  3. Step 3: Cross multiply
    18,303.90x = 27,427.05 × 9,525.66
  4. Step 4: Simplify right side
    18,303.90x = 261,260,753.10
  5. Step 5: Solve for x
    x = 261,260,753.10/18,303.90
  6. Step 6: Final answer
    x = 14,273.50

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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.