Home / 26,342.09-39,533.89-11,561.21

Finding the Fourth Proportional to 26,342.09, 39,533.89 and 11,561.21

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Solution

The fourth proportional to 26,342.09, 39,533.89 and 11,561.21 is: 17,350.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.09 : 39,533.89 = 11,561.21 : x
  2. Step 2: Convert to fraction form
    26,342.09/39,533.89 = 11,561.21/x
  3. Step 3: Cross multiply
    26,342.09x = 39,533.89 × 11,561.21
  4. Step 4: Simplify right side
    26,342.09x = 457,059,604.41
  5. Step 5: Solve for x
    x = 457,059,604.41/26,342.09
  6. Step 6: Final answer
    x = 17,350.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.