Home / 35,564.34-49,076.88-20,454.60

Finding the Fourth Proportional to 35,564.34, 49,076.88 and 20,454.60

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Solution

The fourth proportional to 35,564.34, 49,076.88 and 20,454.60 is: 28,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,564.34 : 49,076.88 = 20,454.60 : x
  2. Step 2: Convert to fraction form
    35,564.34/49,076.88 = 20,454.60/x
  3. Step 3: Cross multiply
    35,564.34x = 49,076.88 × 20,454.60
  4. Step 4: Simplify right side
    35,564.34x = 1,003,847,949.65
  5. Step 5: Solve for x
    x = 1,003,847,949.65/35,564.34
  6. Step 6: Final answer
    x = 28,226.25

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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.