Home / 22,231.68-30,649.70-14,260.07

Finding the Fourth Proportional to 22,231.68, 30,649.70 and 14,260.07

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Solution

The fourth proportional to 22,231.68, 30,649.70 and 14,260.07 is: 19,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.68 : 30,649.70 = 14,260.07 : x
  2. Step 2: Convert to fraction form
    22,231.68/30,649.70 = 14,260.07/x
  3. Step 3: Cross multiply
    22,231.68x = 30,649.70 × 14,260.07
  4. Step 4: Simplify right side
    22,231.68x = 437,066,642.93
  5. Step 5: Solve for x
    x = 437,066,642.93/22,231.68
  6. Step 6: Final answer
    x = 19,659.63

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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.