Home / 35,480.35-53,222.55-9,185.05

Finding the Fourth Proportional to 35,480.35, 53,222.55 and 9,185.05

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Solution

The fourth proportional to 35,480.35, 53,222.55 and 9,185.05 is: 13,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.35 : 53,222.55 = 9,185.05 : x
  2. Step 2: Convert to fraction form
    35,480.35/53,222.55 = 9,185.05/x
  3. Step 3: Cross multiply
    35,480.35x = 53,222.55 × 9,185.05
  4. Step 4: Simplify right side
    35,480.35x = 488,851,782.88
  5. Step 5: Solve for x
    x = 488,851,782.88/35,480.35
  6. Step 6: Final answer
    x = 13,778.10

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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.