Home / 47,297.25-65,271.02-30,559.41

Finding the Fourth Proportional to 47,297.25, 65,271.02 and 30,559.41

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Solution

The fourth proportional to 47,297.25, 65,271.02 and 30,559.41 is: 42,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,297.25 : 65,271.02 = 30,559.41 : x
  2. Step 2: Convert to fraction form
    47,297.25/65,271.02 = 30,559.41/x
  3. Step 3: Cross multiply
    47,297.25x = 65,271.02 × 30,559.41
  4. Step 4: Simplify right side
    47,297.25x = 1,994,643,708.50
  5. Step 5: Solve for x
    x = 1,994,643,708.50/47,297.25
  6. Step 6: Final answer
    x = 42,172.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.