Home / 22,464.43-31,003.77-18,681.07

Finding the Fourth Proportional to 22,464.43, 31,003.77 and 18,681.07

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Solution

The fourth proportional to 22,464.43, 31,003.77 and 18,681.07 is: 25,782.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,464.43 : 31,003.77 = 18,681.07 : x
  2. Step 2: Convert to fraction form
    22,464.43/31,003.77 = 18,681.07/x
  3. Step 3: Cross multiply
    22,464.43x = 31,003.77 × 18,681.07
  4. Step 4: Simplify right side
    22,464.43x = 579,183,597.63
  5. Step 5: Solve for x
    x = 579,183,597.63/22,464.43
  6. Step 6: Final answer
    x = 25,782.25

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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.