Home / 26,145.59-36,078.21-15,533.17

Finding the Fourth Proportional to 26,145.59, 36,078.21 and 15,533.17

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Solution

The fourth proportional to 26,145.59, 36,078.21 and 15,533.17 is: 21,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.59 : 36,078.21 = 15,533.17 : x
  2. Step 2: Convert to fraction form
    26,145.59/36,078.21 = 15,533.17/x
  3. Step 3: Cross multiply
    26,145.59x = 36,078.21 × 15,533.17
  4. Step 4: Simplify right side
    26,145.59x = 560,408,879.03
  5. Step 5: Solve for x
    x = 560,408,879.03/26,145.59
  6. Step 6: Final answer
    x = 21,434.17

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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.