Home / 26,205.72-39,299.05-11,411.07

Finding the Fourth Proportional to 26,205.72, 39,299.05 and 11,411.07

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Solution

The fourth proportional to 26,205.72, 39,299.05 and 11,411.07 is: 17,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,205.72 : 39,299.05 = 11,411.07 : x
  2. Step 2: Convert to fraction form
    26,205.72/39,299.05 = 11,411.07/x
  3. Step 3: Cross multiply
    26,205.72x = 39,299.05 × 11,411.07
  4. Step 4: Simplify right side
    26,205.72x = 448,444,210.48
  5. Step 5: Solve for x
    x = 448,444,210.48/26,205.72
  6. Step 6: Final answer
    x = 17,112.46

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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.