Home / 32,974.10-45,520.02-18,824.21

Finding the Fourth Proportional to 32,974.10, 45,520.02 and 18,824.21

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Solution

The fourth proportional to 32,974.10, 45,520.02 and 18,824.21 is: 25,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.10 : 45,520.02 = 18,824.21 : x
  2. Step 2: Convert to fraction form
    32,974.10/45,520.02 = 18,824.21/x
  3. Step 3: Cross multiply
    32,974.10x = 45,520.02 × 18,824.21
  4. Step 4: Simplify right side
    32,974.10x = 856,878,415.68
  5. Step 5: Solve for x
    x = 856,878,415.68/32,974.10
  6. Step 6: Final answer
    x = 25,986.41

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1.5x scale

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.