Home / 22,263.20-30,713.64-12,826.16

Finding the Fourth Proportional to 22,263.20, 30,713.64 and 12,826.16

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Solution

The fourth proportional to 22,263.20, 30,713.64 and 12,826.16 is: 17,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,263.20 : 30,713.64 = 12,826.16 : x
  2. Step 2: Convert to fraction form
    22,263.20/30,713.64 = 12,826.16/x
  3. Step 3: Cross multiply
    22,263.20x = 30,713.64 × 12,826.16
  4. Step 4: Simplify right side
    22,263.20x = 393,938,060.82
  5. Step 5: Solve for x
    x = 393,938,060.82/22,263.20
  6. Step 6: Final answer
    x = 17,694.58

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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.