Home / 12,173.32-18,259.98-11,094.40

Finding the Fourth Proportional to 12,173.32, 18,259.98 and 11,094.40

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Solution

The fourth proportional to 12,173.32, 18,259.98 and 11,094.40 is: 16,641.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173.32 : 18,259.98 = 11,094.40 : x
  2. Step 2: Convert to fraction form
    12,173.32/18,259.98 = 11,094.40/x
  3. Step 3: Cross multiply
    12,173.32x = 18,259.98 × 11,094.40
  4. Step 4: Simplify right side
    12,173.32x = 202,583,375.34
  5. Step 5: Solve for x
    x = 202,583,375.34/12,173.32
  6. Step 6: Final answer
    x = 16,641.59

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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.