Home / 15,054.04-20,773.14-8,339.53

Finding the Fourth Proportional to 15,054.04, 20,773.14 and 8,339.53

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Solution

The fourth proportional to 15,054.04, 20,773.14 and 8,339.53 is: 11,507.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054.04 : 20,773.14 = 8,339.53 : x
  2. Step 2: Convert to fraction form
    15,054.04/20,773.14 = 8,339.53/x
  3. Step 3: Cross multiply
    15,054.04x = 20,773.14 × 8,339.53
  4. Step 4: Simplify right side
    15,054.04x = 173,238,120.36
  5. Step 5: Solve for x
    x = 173,238,120.36/15,054.04
  6. Step 6: Final answer
    x = 11,507.75

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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.