Home / 35,147.34-48,504.60-20,037.56

Finding the Fourth Proportional to 35,147.34, 48,504.60 and 20,037.56

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Solution

The fourth proportional to 35,147.34, 48,504.60 and 20,037.56 is: 27,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.34 : 48,504.60 = 20,037.56 : x
  2. Step 2: Convert to fraction form
    35,147.34/48,504.60 = 20,037.56/x
  3. Step 3: Cross multiply
    35,147.34x = 48,504.60 × 20,037.56
  4. Step 4: Simplify right side
    35,147.34x = 971,913,590.25
  5. Step 5: Solve for x
    x = 971,913,590.25/35,147.34
  6. Step 6: Final answer
    x = 27,652.55

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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.