Home / 35,078.08-48,410.60-19,971.04

Finding the Fourth Proportional to 35,078.08, 48,410.60 and 19,971.04

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Solution

The fourth proportional to 35,078.08, 48,410.60 and 19,971.04 is: 27,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,078.08 : 48,410.60 = 19,971.04 : x
  2. Step 2: Convert to fraction form
    35,078.08/48,410.60 = 19,971.04/x
  3. Step 3: Cross multiply
    35,078.08x = 48,410.60 × 19,971.04
  4. Step 4: Simplify right side
    35,078.08x = 966,810,029.02
  5. Step 5: Solve for x
    x = 966,810,029.02/35,078.08
  6. Step 6: Final answer
    x = 27,561.66

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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.