Home / 34,987.20-52,480.80-33,626.40

Finding the Fourth Proportional to 34,987.20, 52,480.80 and 33,626.40

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Solution

The fourth proportional to 34,987.20, 52,480.80 and 33,626.40 is: 50,439.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,987.20 : 52,480.80 = 33,626.40 : x
  2. Step 2: Convert to fraction form
    34,987.20/52,480.80 = 33,626.40/x
  3. Step 3: Cross multiply
    34,987.20x = 52,480.80 × 33,626.40
  4. Step 4: Simplify right side
    34,987.20x = 1,764,740,373.12
  5. Step 5: Solve for x
    x = 1,764,740,373.12/34,987.20
  6. Step 6: Final answer
    x = 50,439.60

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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.