Home / 35,976.32-49,652.21-20,668.85

Finding the Fourth Proportional to 35,976.32, 49,652.21 and 20,668.85

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Solution

The fourth proportional to 35,976.32, 49,652.21 and 20,668.85 is: 28,525.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,976.32 : 49,652.21 = 20,668.85 : x
  2. Step 2: Convert to fraction form
    35,976.32/49,652.21 = 20,668.85/x
  3. Step 3: Cross multiply
    35,976.32x = 49,652.21 × 20,668.85
  4. Step 4: Simplify right side
    35,976.32x = 1,026,254,080.66
  5. Step 5: Solve for x
    x = 1,026,254,080.66/35,976.32
  6. Step 6: Final answer
    x = 28,525.82

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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.