Home / 26,143.80-39,235.86-10,572.60

Finding the Fourth Proportional to 26,143.80, 39,235.86 and 10,572.60

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Solution

The fourth proportional to 26,143.80, 39,235.86 and 10,572.60 is: 15,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.80 : 39,235.86 = 10,572.60 : x
  2. Step 2: Convert to fraction form
    26,143.80/39,235.86 = 10,572.60/x
  3. Step 3: Cross multiply
    26,143.80x = 39,235.86 × 10,572.60
  4. Step 4: Simplify right side
    26,143.80x = 414,825,053.44
  5. Step 5: Solve for x
    x = 414,825,053.44/26,143.80
  6. Step 6: Final answer
    x = 15,867.05

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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.