Home / 35,919.94-49,566.33-20,807.77

Finding the Fourth Proportional to 35,919.94, 49,566.33 and 20,807.77

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Solution

The fourth proportional to 35,919.94, 49,566.33 and 20,807.77 is: 28,712.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.94 : 49,566.33 = 20,807.77 : x
  2. Step 2: Convert to fraction form
    35,919.94/49,566.33 = 20,807.77/x
  3. Step 3: Cross multiply
    35,919.94x = 49,566.33 × 20,807.77
  4. Step 4: Simplify right side
    35,919.94x = 1,031,364,794.38
  5. Step 5: Solve for x
    x = 1,031,364,794.38/35,919.94
  6. Step 6: Final answer
    x = 28,712.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.