Home / 22,669.58-31,283.39-12,597.76

Finding the Fourth Proportional to 22,669.58, 31,283.39 and 12,597.76

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Solution

The fourth proportional to 22,669.58, 31,283.39 and 12,597.76 is: 17,384.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.58 : 31,283.39 = 12,597.76 : x
  2. Step 2: Convert to fraction form
    22,669.58/31,283.39 = 12,597.76/x
  3. Step 3: Cross multiply
    22,669.58x = 31,283.39 × 12,597.76
  4. Step 4: Simplify right side
    22,669.58x = 394,100,639.21
  5. Step 5: Solve for x
    x = 394,100,639.21/22,669.58
  6. Step 6: Final answer
    x = 17,384.56

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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.