Home / 26,124.85-39,186.93-6,403.57

Finding the Fourth Proportional to 26,124.85, 39,186.93 and 6,403.57

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Solution

The fourth proportional to 26,124.85, 39,186.93 and 6,403.57 is: 9,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,124.85 : 39,186.93 = 6,403.57 : x
  2. Step 2: Convert to fraction form
    26,124.85/39,186.93 = 6,403.57/x
  3. Step 3: Cross multiply
    26,124.85x = 39,186.93 × 6,403.57
  4. Step 4: Simplify right side
    26,124.85x = 250,936,249.34
  5. Step 5: Solve for x
    x = 250,936,249.34/26,124.85
  6. Step 6: Final answer
    x = 9,605.27

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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.