Home / 26,355.52-39,538.64-10,774.40

Finding the Fourth Proportional to 26,355.52, 39,538.64 and 10,774.40

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Solution

The fourth proportional to 26,355.52, 39,538.64 and 10,774.40 is: 16,163.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.52 : 39,538.64 = 10,774.40 : x
  2. Step 2: Convert to fraction form
    26,355.52/39,538.64 = 10,774.40/x
  3. Step 3: Cross multiply
    26,355.52x = 39,538.64 × 10,774.40
  4. Step 4: Simplify right side
    26,355.52x = 426,005,122.82
  5. Step 5: Solve for x
    x = 426,005,122.82/26,355.52
  6. Step 6: Final answer
    x = 16,163.79

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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.