Home / 15,595.48-21,522.23-8,522.34

Finding the Fourth Proportional to 15,595.48, 21,522.23 and 8,522.34

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Solution

The fourth proportional to 15,595.48, 21,522.23 and 8,522.34 is: 11,761.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595.48 : 21,522.23 = 8,522.34 : x
  2. Step 2: Convert to fraction form
    15,595.48/21,522.23 = 8,522.34/x
  3. Step 3: Cross multiply
    15,595.48x = 21,522.23 × 8,522.34
  4. Step 4: Simplify right side
    15,595.48x = 183,419,761.62
  5. Step 5: Solve for x
    x = 183,419,761.62/15,595.48
  6. Step 6: Final answer
    x = 11,761.08

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Double scale
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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.