Home / 35,747.60-53,621.40-34,230.80

Finding the Fourth Proportional to 35,747.60, 53,621.40 and 34,230.80

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Solution

The fourth proportional to 35,747.60, 53,621.40 and 34,230.80 is: 51,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,747.60 : 53,621.40 = 34,230.80 : x
  2. Step 2: Convert to fraction form
    35,747.60/53,621.40 = 34,230.80/x
  3. Step 3: Cross multiply
    35,747.60x = 53,621.40 × 34,230.80
  4. Step 4: Simplify right side
    35,747.60x = 1,835,503,419.12
  5. Step 5: Solve for x
    x = 1,835,503,419.12/35,747.60
  6. Step 6: Final answer
    x = 51,346.20

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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.