Home / 26,409.38-36,444.94-15,231.38

Finding the Fourth Proportional to 26,409.38, 36,444.94 and 15,231.38

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Solution

The fourth proportional to 26,409.38, 36,444.94 and 15,231.38 is: 21,019.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,409.38 : 36,444.94 = 15,231.38 : x
  2. Step 2: Convert to fraction form
    26,409.38/36,444.94 = 15,231.38/x
  3. Step 3: Cross multiply
    26,409.38x = 36,444.94 × 15,231.38
  4. Step 4: Simplify right side
    26,409.38x = 555,106,509.91
  5. Step 5: Solve for x
    x = 555,106,509.91/26,409.38
  6. Step 6: Final answer
    x = 21,019.30

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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.