Home / 18,521.76-25,559.83-10,023.70

Finding the Fourth Proportional to 18,521.76, 25,559.83 and 10,023.70

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Solution

The fourth proportional to 18,521.76, 25,559.83 and 10,023.70 is: 13,832.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.76 : 25,559.83 = 10,023.70 : x
  2. Step 2: Convert to fraction form
    18,521.76/25,559.83 = 10,023.70/x
  3. Step 3: Cross multiply
    18,521.76x = 25,559.83 × 10,023.70
  4. Step 4: Simplify right side
    18,521.76x = 256,203,968.68
  5. Step 5: Solve for x
    x = 256,203,968.68/18,521.76
  6. Step 6: Final answer
    x = 13,832.59

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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.