Home / 26,153.69-39,207.85-10,561.19

Finding the Fourth Proportional to 26,153.69, 39,207.85 and 10,561.19

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Solution

The fourth proportional to 26,153.69, 39,207.85 and 10,561.19 is: 15,832.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,153.69 : 39,207.85 = 10,561.19 : x
  2. Step 2: Convert to fraction form
    26,153.69/39,207.85 = 10,561.19/x
  3. Step 3: Cross multiply
    26,153.69x = 39,207.85 × 10,561.19
  4. Step 4: Simplify right side
    26,153.69x = 414,081,330.90
  5. Step 5: Solve for x
    x = 414,081,330.90/26,153.69
  6. Step 6: Final answer
    x = 15,832.62

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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.