Home / 22,760.23-31,408.51-13,199.52

Finding the Fourth Proportional to 22,760.23, 31,408.51 and 13,199.52

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Solution

The fourth proportional to 22,760.23, 31,408.51 and 13,199.52 is: 18,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,760.23 : 31,408.51 = 13,199.52 : x
  2. Step 2: Convert to fraction form
    22,760.23/31,408.51 = 13,199.52/x
  3. Step 3: Cross multiply
    22,760.23x = 31,408.51 × 13,199.52
  4. Step 4: Simplify right side
    22,760.23x = 414,577,421.13
  5. Step 5: Solve for x
    x = 414,577,421.13/22,760.23
  6. Step 6: Final answer
    x = 18,214.99

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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.