Home / 22,869.56-31,556.97-14,922.51

Finding the Fourth Proportional to 22,869.56, 31,556.97 and 14,922.51

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Solution

The fourth proportional to 22,869.56, 31,556.97 and 14,922.51 is: 20,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.56 : 31,556.97 = 14,922.51 : x
  2. Step 2: Convert to fraction form
    22,869.56/31,556.97 = 14,922.51/x
  3. Step 3: Cross multiply
    22,869.56x = 31,556.97 × 14,922.51
  4. Step 4: Simplify right side
    22,869.56x = 470,909,200.39
  5. Step 5: Solve for x
    x = 470,909,200.39/22,869.56
  6. Step 6: Final answer
    x = 20,591.10

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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.