Home / 26,438.82-36,484.35-15,834.30

Finding the Fourth Proportional to 26,438.82, 36,484.35 and 15,834.30

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Solution

The fourth proportional to 26,438.82, 36,484.35 and 15,834.30 is: 21,850.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.82 : 36,484.35 = 15,834.30 : x
  2. Step 2: Convert to fraction form
    26,438.82/36,484.35 = 15,834.30/x
  3. Step 3: Cross multiply
    26,438.82x = 36,484.35 × 15,834.30
  4. Step 4: Simplify right side
    26,438.82x = 577,704,143.21
  5. Step 5: Solve for x
    x = 577,704,143.21/26,438.82
  6. Step 6: Final answer
    x = 21,850.60

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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.