Home / 26,433.88-39,688.80-23,186.32

Finding the Fourth Proportional to 26,433.88, 39,688.80 and 23,186.32

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Solution

The fourth proportional to 26,433.88, 39,688.80 and 23,186.32 is: 34,812.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.88 : 39,688.80 = 23,186.32 : x
  2. Step 2: Convert to fraction form
    26,433.88/39,688.80 = 23,186.32/x
  3. Step 3: Cross multiply
    26,433.88x = 39,688.80 × 23,186.32
  4. Step 4: Simplify right side
    26,433.88x = 920,237,217.22
  5. Step 5: Solve for x
    x = 920,237,217.22/26,433.88
  6. Step 6: Final answer
    x = 34,812.79

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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.