Home / 22,744.99-31,387.26-13,313.35

Finding the Fourth Proportional to 22,744.99, 31,387.26 and 13,313.35

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Solution

The fourth proportional to 22,744.99, 31,387.26 and 13,313.35 is: 18,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,744.99 : 31,387.26 = 13,313.35 : x
  2. Step 2: Convert to fraction form
    22,744.99/31,387.26 = 13,313.35/x
  3. Step 3: Cross multiply
    22,744.99x = 31,387.26 × 13,313.35
  4. Step 4: Simplify right side
    22,744.99x = 417,869,577.92
  5. Step 5: Solve for x
    x = 417,869,577.92/22,744.99
  6. Step 6: Final answer
    x = 18,371.94

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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.