Home / 21,563.34-32,309.07-7,515.62

Finding the Fourth Proportional to 21,563.34, 32,309.07 and 7,515.62

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Solution

The fourth proportional to 21,563.34, 32,309.07 and 7,515.62 is: 11,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563.34 : 32,309.07 = 7,515.62 : x
  2. Step 2: Convert to fraction form
    21,563.34/32,309.07 = 7,515.62/x
  3. Step 3: Cross multiply
    21,563.34x = 32,309.07 × 7,515.62
  4. Step 4: Simplify right side
    21,563.34x = 242,822,692.67
  5. Step 5: Solve for x
    x = 242,822,692.67/21,563.34
  6. Step 6: Final answer
    x = 11,260.90

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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.