Home / 22,461.09-30,993.44-13,964.59

Finding the Fourth Proportional to 22,461.09, 30,993.44 and 13,964.59

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Solution

The fourth proportional to 22,461.09, 30,993.44 and 13,964.59 is: 19,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,461.09 : 30,993.44 = 13,964.59 : x
  2. Step 2: Convert to fraction form
    22,461.09/30,993.44 = 13,964.59/x
  3. Step 3: Cross multiply
    22,461.09x = 30,993.44 × 13,964.59
  4. Step 4: Simplify right side
    22,461.09x = 432,810,682.29
  5. Step 5: Solve for x
    x = 432,810,682.29/22,461.09
  6. Step 6: Final answer
    x = 19,269.35

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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.