Home / 22,966.14-31,694.98-12,896.76

Finding the Fourth Proportional to 22,966.14, 31,694.98 and 12,896.76

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Solution

The fourth proportional to 22,966.14, 31,694.98 and 12,896.76 is: 17,798.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966.14 : 31,694.98 = 12,896.76 : x
  2. Step 2: Convert to fraction form
    22,966.14/31,694.98 = 12,896.76/x
  3. Step 3: Cross multiply
    22,966.14x = 31,694.98 × 12,896.76
  4. Step 4: Simplify right side
    22,966.14x = 408,762,550.26
  5. Step 5: Solve for x
    x = 408,762,550.26/22,966.14
  6. Step 6: Final answer
    x = 17,798.49

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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.