Home / 22,744.05-31,389.10-12,674.13

Finding the Fourth Proportional to 22,744.05, 31,389.10 and 12,674.13

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Solution

The fourth proportional to 22,744.05, 31,389.10 and 12,674.13 is: 17,491.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,744.05 : 31,389.10 = 12,674.13 : x
  2. Step 2: Convert to fraction form
    22,744.05/31,389.10 = 12,674.13/x
  3. Step 3: Cross multiply
    22,744.05x = 31,389.10 × 12,674.13
  4. Step 4: Simplify right side
    22,744.05x = 397,829,533.98
  5. Step 5: Solve for x
    x = 397,829,533.98/22,744.05
  6. Step 6: Final answer
    x = 17,491.59

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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.