Home / 18,539.76-25,583.44-10,580.91

Finding the Fourth Proportional to 18,539.76, 25,583.44 and 10,580.91

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Solution

The fourth proportional to 18,539.76, 25,583.44 and 10,580.91 is: 14,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539.76 : 25,583.44 = 10,580.91 : x
  2. Step 2: Convert to fraction form
    18,539.76/25,583.44 = 10,580.91/x
  3. Step 3: Cross multiply
    18,539.76x = 25,583.44 × 10,580.91
  4. Step 4: Simplify right side
    18,539.76x = 270,696,076.13
  5. Step 5: Solve for x
    x = 270,696,076.13/18,539.76
  6. Step 6: Final answer
    x = 14,600.84

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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.