Home / 26,172.12-39,235.13-10,388.24

Finding the Fourth Proportional to 26,172.12, 39,235.13 and 10,388.24

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Solution

The fourth proportional to 26,172.12, 39,235.13 and 10,388.24 is: 15,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,172.12 : 39,235.13 = 10,388.24 : x
  2. Step 2: Convert to fraction form
    26,172.12/39,235.13 = 10,388.24/x
  3. Step 3: Cross multiply
    26,172.12x = 39,235.13 × 10,388.24
  4. Step 4: Simplify right side
    26,172.12x = 407,583,698.75
  5. Step 5: Solve for x
    x = 407,583,698.75/26,172.12
  6. Step 6: Final answer
    x = 15,573.20

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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.