Home / 21,588.44-32,363.45-8,437.82

Finding the Fourth Proportional to 21,588.44, 32,363.45 and 8,437.82

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Solution

The fourth proportional to 21,588.44, 32,363.45 and 8,437.82 is: 12,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,588.44 : 32,363.45 = 8,437.82 : x
  2. Step 2: Convert to fraction form
    21,588.44/32,363.45 = 8,437.82/x
  3. Step 3: Cross multiply
    21,588.44x = 32,363.45 × 8,437.82
  4. Step 4: Simplify right side
    21,588.44x = 273,076,965.68
  5. Step 5: Solve for x
    x = 273,076,965.68/21,588.44
  6. Step 6: Final answer
    x = 12,649.22

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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.