Home / 22,635.68-31,240.91-12,567.33

Finding the Fourth Proportional to 22,635.68, 31,240.91 and 12,567.33

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Solution

The fourth proportional to 22,635.68, 31,240.91 and 12,567.33 is: 17,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,635.68 : 31,240.91 = 12,567.33 : x
  2. Step 2: Convert to fraction form
    22,635.68/31,240.91 = 12,567.33/x
  3. Step 3: Cross multiply
    22,635.68x = 31,240.91 × 12,567.33
  4. Step 4: Simplify right side
    22,635.68x = 392,614,762.63
  5. Step 5: Solve for x
    x = 392,614,762.63/22,635.68
  6. Step 6: Final answer
    x = 17,344.95

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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.