Home / 26,203.44-36,140.16-18,533.28

Finding the Fourth Proportional to 26,203.44, 36,140.16 and 18,533.28

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Solution

The fourth proportional to 26,203.44, 36,140.16 and 18,533.28 is: 25,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,203.44 : 36,140.16 = 18,533.28 : x
  2. Step 2: Convert to fraction form
    26,203.44/36,140.16 = 18,533.28/x
  3. Step 3: Cross multiply
    26,203.44x = 36,140.16 × 18,533.28
  4. Step 4: Simplify right side
    26,203.44x = 669,795,704.52
  5. Step 5: Solve for x
    x = 669,795,704.52/26,203.44
  6. Step 6: Final answer
    x = 25,561.37

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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.