Home / 26,434.93-39,575.58-20,573.77

Finding the Fourth Proportional to 26,434.93, 39,575.58 and 20,573.77

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Solution

The fourth proportional to 26,434.93, 39,575.58 and 20,573.77 is: 30,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,434.93 : 39,575.58 = 20,573.77 : x
  2. Step 2: Convert to fraction form
    26,434.93/39,575.58 = 20,573.77/x
  3. Step 3: Cross multiply
    26,434.93x = 39,575.58 × 20,573.77
  4. Step 4: Simplify right side
    26,434.93x = 814,218,880.54
  5. Step 5: Solve for x
    x = 814,218,880.54/26,434.93
  6. Step 6: Final answer
    x = 30,800.87

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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.