Home / 26,087.20-39,133.20-10,501.60

Finding the Fourth Proportional to 26,087.20, 39,133.20 and 10,501.60

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Solution

The fourth proportional to 26,087.20, 39,133.20 and 10,501.60 is: 15,753.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,087.20 : 39,133.20 = 10,501.60 : x
  2. Step 2: Convert to fraction form
    26,087.20/39,133.20 = 10,501.60/x
  3. Step 3: Cross multiply
    26,087.20x = 39,133.20 × 10,501.60
  4. Step 4: Simplify right side
    26,087.20x = 410,961,213.12
  5. Step 5: Solve for x
    x = 410,961,213.12/26,087.20
  6. Step 6: Final answer
    x = 15,753.37

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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.