Home / 35,108.40-52,662.60-31,090.80

Finding the Fourth Proportional to 35,108.40, 52,662.60 and 31,090.80

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Solution

The fourth proportional to 35,108.40, 52,662.60 and 31,090.80 is: 46,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.40 : 52,662.60 = 31,090.80 : x
  2. Step 2: Convert to fraction form
    35,108.40/52,662.60 = 31,090.80/x
  3. Step 3: Cross multiply
    35,108.40x = 52,662.60 × 31,090.80
  4. Step 4: Simplify right side
    35,108.40x = 1,637,322,364.08
  5. Step 5: Solve for x
    x = 1,637,322,364.08/35,108.40
  6. Step 6: Final answer
    x = 46,636.20

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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.