Home / 26,718.48-36,903.06-20,033.28

Finding the Fourth Proportional to 26,718.48, 36,903.06 and 20,033.28

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Solution

The fourth proportional to 26,718.48, 36,903.06 and 20,033.28 is: 27,669.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.48 : 36,903.06 = 20,033.28 : x
  2. Step 2: Convert to fraction form
    26,718.48/36,903.06 = 20,033.28/x
  3. Step 3: Cross multiply
    26,718.48x = 36,903.06 × 20,033.28
  4. Step 4: Simplify right side
    26,718.48x = 739,289,333.84
  5. Step 5: Solve for x
    x = 739,289,333.84/26,718.48
  6. Step 6: Final answer
    x = 27,669.59

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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.