Home / 15,577.76-21,496.70-8,504.24

Finding the Fourth Proportional to 15,577.76, 21,496.70 and 8,504.24

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Solution

The fourth proportional to 15,577.76, 21,496.70 and 8,504.24 is: 11,735.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,577.76 : 21,496.70 = 8,504.24 : x
  2. Step 2: Convert to fraction form
    15,577.76/21,496.70 = 8,504.24/x
  3. Step 3: Cross multiply
    15,577.76x = 21,496.70 × 8,504.24
  4. Step 4: Simplify right side
    15,577.76x = 182,812,946.00
  5. Step 5: Solve for x
    x = 182,812,946.00/15,577.76
  6. Step 6: Final answer
    x = 11,735.51

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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.