Home / 26,157.86-39,240.76-10,574.90

Finding the Fourth Proportional to 26,157.86, 39,240.76 and 10,574.90

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Solution

The fourth proportional to 26,157.86, 39,240.76 and 10,574.90 is: 15,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,157.86 : 39,240.76 = 10,574.90 : x
  2. Step 2: Convert to fraction form
    26,157.86/39,240.76 = 10,574.90/x
  3. Step 3: Cross multiply
    26,157.86x = 39,240.76 × 10,574.90
  4. Step 4: Simplify right side
    26,157.86x = 414,967,112.92
  5. Step 5: Solve for x
    x = 414,967,112.92/26,157.86
  6. Step 6: Final answer
    x = 15,863.95

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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.