Home / 35,636.10-49,183.02-20,525.82

Finding the Fourth Proportional to 35,636.10, 49,183.02 and 20,525.82

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Solution

The fourth proportional to 35,636.10, 49,183.02 and 20,525.82 is: 28,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,636.10 : 49,183.02 = 20,525.82 : x
  2. Step 2: Convert to fraction form
    35,636.10/49,183.02 = 20,525.82/x
  3. Step 3: Cross multiply
    35,636.10x = 49,183.02 × 20,525.82
  4. Step 4: Simplify right side
    35,636.10x = 1,009,521,815.58
  5. Step 5: Solve for x
    x = 1,009,521,815.58/35,636.10
  6. Step 6: Final answer
    x = 28,328.63

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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.