Home / 35,423.60-53,135.40-33,090.80

Finding the Fourth Proportional to 35,423.60, 53,135.40 and 33,090.80

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Solution

The fourth proportional to 35,423.60, 53,135.40 and 33,090.80 is: 49,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,423.60 : 53,135.40 = 33,090.80 : x
  2. Step 2: Convert to fraction form
    35,423.60/53,135.40 = 33,090.80/x
  3. Step 3: Cross multiply
    35,423.60x = 53,135.40 × 33,090.80
  4. Step 4: Simplify right side
    35,423.60x = 1,758,292,894.32
  5. Step 5: Solve for x
    x = 1,758,292,894.32/35,423.60
  6. Step 6: Final answer
    x = 49,636.20

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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.