Home / 22,527.26-31,088.21-12,455.83

Finding the Fourth Proportional to 22,527.26, 31,088.21 and 12,455.83

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Solution

The fourth proportional to 22,527.26, 31,088.21 and 12,455.83 is: 17,189.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,527.26 : 31,088.21 = 12,455.83 : x
  2. Step 2: Convert to fraction form
    22,527.26/31,088.21 = 12,455.83/x
  3. Step 3: Cross multiply
    22,527.26x = 31,088.21 × 12,455.83
  4. Step 4: Simplify right side
    22,527.26x = 387,229,260.47
  5. Step 5: Solve for x
    x = 387,229,260.47/22,527.26
  6. Step 6: Final answer
    x = 17,189.36

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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.