Home / 26,191.14-39,261.93-8,651.40

Finding the Fourth Proportional to 26,191.14, 39,261.93 and 8,651.40

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Solution

The fourth proportional to 26,191.14, 39,261.93 and 8,651.40 is: 12,968.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.14 : 39,261.93 = 8,651.40 : x
  2. Step 2: Convert to fraction form
    26,191.14/39,261.93 = 8,651.40/x
  3. Step 3: Cross multiply
    26,191.14x = 39,261.93 × 8,651.40
  4. Step 4: Simplify right side
    26,191.14x = 339,670,661.20
  5. Step 5: Solve for x
    x = 339,670,661.20/26,191.14
  6. Step 6: Final answer
    x = 12,968.91

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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.