Home / 53,380.21-79,904.22-33,617.23

Finding the Fourth Proportional to 53,380.21, 79,904.22 and 33,617.23

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Solution

The fourth proportional to 53,380.21, 79,904.22 and 33,617.23 is: 50,321.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.21 : 79,904.22 = 33,617.23 : x
  2. Step 2: Convert to fraction form
    53,380.21/79,904.22 = 33,617.23/x
  3. Step 3: Cross multiply
    53,380.21x = 79,904.22 × 33,617.23
  4. Step 4: Simplify right side
    53,380.21x = 2,686,158,541.71
  5. Step 5: Solve for x
    x = 2,686,158,541.71/53,380.21
  6. Step 6: Final answer
    x = 50,321.24

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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.