Home / 26,777.13-36,944.00-15,445.11

Finding the Fourth Proportional to 26,777.13, 36,944.00 and 15,445.11

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Solution

The fourth proportional to 26,777.13, 36,944.00 and 15,445.11 is: 21,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.13 : 36,944.00 = 15,445.11 : x
  2. Step 2: Convert to fraction form
    26,777.13/36,944.00 = 15,445.11/x
  3. Step 3: Cross multiply
    26,777.13x = 36,944.00 × 15,445.11
  4. Step 4: Simplify right side
    26,777.13x = 570,603,928.07
  5. Step 5: Solve for x
    x = 570,603,928.07/26,777.13
  6. Step 6: Final answer
    x = 21,309.38

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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.