Home / 21,725.46-32,588.67-18,461.46

Finding the Fourth Proportional to 21,725.46, 32,588.67 and 18,461.46

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Solution

The fourth proportional to 21,725.46, 32,588.67 and 18,461.46 is: 27,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,725.46 : 32,588.67 = 18,461.46 : x
  2. Step 2: Convert to fraction form
    21,725.46/32,588.67 = 18,461.46/x
  3. Step 3: Cross multiply
    21,725.46x = 32,588.67 × 18,461.46
  4. Step 4: Simplify right side
    21,725.46x = 601,634,427.66
  5. Step 5: Solve for x
    x = 601,634,427.66/21,725.46
  6. Step 6: Final answer
    x = 27,692.60

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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.