Home / 22,645.36-31,247.26-12,573.88

Finding the Fourth Proportional to 22,645.36, 31,247.26 and 12,573.88

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Solution

The fourth proportional to 22,645.36, 31,247.26 and 12,573.88 is: 17,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,645.36 : 31,247.26 = 12,573.88 : x
  2. Step 2: Convert to fraction form
    22,645.36/31,247.26 = 12,573.88/x
  3. Step 3: Cross multiply
    22,645.36x = 31,247.26 × 12,573.88
  4. Step 4: Simplify right side
    22,645.36x = 392,899,346.10
  5. Step 5: Solve for x
    x = 392,899,346.10/22,645.36
  6. Step 6: Final answer
    x = 17,350.10

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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.