Home / 15,760.36-23,525.20-13,892.10

Finding the Fourth Proportional to 15,760.36, 23,525.20 and 13,892.10

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Solution

The fourth proportional to 15,760.36, 23,525.20 and 13,892.10 is: 20,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,760.36 : 23,525.20 = 13,892.10 : x
  2. Step 2: Convert to fraction form
    15,760.36/23,525.20 = 13,892.10/x
  3. Step 3: Cross multiply
    15,760.36x = 23,525.20 × 13,892.10
  4. Step 4: Simplify right side
    15,760.36x = 326,814,430.92
  5. Step 5: Solve for x
    x = 326,814,430.92/15,760.36
  6. Step 6: Final answer
    x = 20,736.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.