Home / 22,022.82-30,416.74-14,502.78

Finding the Fourth Proportional to 22,022.82, 30,416.74 and 14,502.78

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Solution

The fourth proportional to 22,022.82, 30,416.74 and 14,502.78 is: 20,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,022.82 : 30,416.74 = 14,502.78 : x
  2. Step 2: Convert to fraction form
    22,022.82/30,416.74 = 14,502.78/x
  3. Step 3: Cross multiply
    22,022.82x = 30,416.74 × 14,502.78
  4. Step 4: Simplify right side
    22,022.82x = 441,127,288.54
  5. Step 5: Solve for x
    x = 441,127,288.54/22,022.82
  6. Step 6: Final answer
    x = 20,030.46

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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.