Home / 35,447.15-53,170.72-10,485.25

Finding the Fourth Proportional to 35,447.15, 53,170.72 and 10,485.25

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Solution

The fourth proportional to 35,447.15, 53,170.72 and 10,485.25 is: 15,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447.15 : 53,170.72 = 10,485.25 : x
  2. Step 2: Convert to fraction form
    35,447.15/53,170.72 = 10,485.25/x
  3. Step 3: Cross multiply
    35,447.15x = 53,170.72 × 10,485.25
  4. Step 4: Simplify right side
    35,447.15x = 557,508,291.88
  5. Step 5: Solve for x
    x = 557,508,291.88/35,447.15
  6. Step 6: Final answer
    x = 15,727.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.