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Finding the Fourth Proportional to 26,161, 39,250.14 and 10,570.12

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Solution

The fourth proportional to 26,161, 39,250.14 and 10,570.12 is: 15,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,161 : 39,250.14 = 10,570.12 : x
  2. Step 2: Convert to fraction form
    26,161/39,250.14 = 10,570.12/x
  3. Step 3: Cross multiply
    26,161x = 39,250.14 × 10,570.12
  4. Step 4: Simplify right side
    26,161x = 414,878,689.82
  5. Step 5: Solve for x
    x = 414,878,689.82/26,161
  6. Step 6: Final answer
    x = 15,858.67

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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.