Home / 26,777.22-36,957.14-15,444.68

Finding the Fourth Proportional to 26,777.22, 36,957.14 and 15,444.68

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Solution

The fourth proportional to 26,777.22, 36,957.14 and 15,444.68 is: 21,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.22 : 36,957.14 = 15,444.68 : x
  2. Step 2: Convert to fraction form
    26,777.22/36,957.14 = 15,444.68/x
  3. Step 3: Cross multiply
    26,777.22x = 36,957.14 × 15,444.68
  4. Step 4: Simplify right side
    26,777.22x = 570,790,939.01
  5. Step 5: Solve for x
    x = 570,790,939.01/26,777.22
  6. Step 6: Final answer
    x = 21,316.29

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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.