Home / 32,975.22-45,506.65-20,235.44

Finding the Fourth Proportional to 32,975.22, 45,506.65 and 20,235.44

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Solution

The fourth proportional to 32,975.22, 45,506.65 and 20,235.44 is: 27,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,975.22 : 45,506.65 = 20,235.44 : x
  2. Step 2: Convert to fraction form
    32,975.22/45,506.65 = 20,235.44/x
  3. Step 3: Cross multiply
    32,975.22x = 45,506.65 × 20,235.44
  4. Step 4: Simplify right side
    32,975.22x = 920,847,085.68
  5. Step 5: Solve for x
    x = 920,847,085.68/32,975.22
  6. Step 6: Final answer
    x = 27,925.43

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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.