Home / 32,921.25-49,370.19-11,855.64

Finding the Fourth Proportional to 32,921.25, 49,370.19 and 11,855.64

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Solution

The fourth proportional to 32,921.25, 49,370.19 and 11,855.64 is: 17,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,921.25 : 49,370.19 = 11,855.64 : x
  2. Step 2: Convert to fraction form
    32,921.25/49,370.19 = 11,855.64/x
  3. Step 3: Cross multiply
    32,921.25x = 49,370.19 × 11,855.64
  4. Step 4: Simplify right side
    32,921.25x = 585,315,199.37
  5. Step 5: Solve for x
    x = 585,315,199.37/32,921.25
  6. Step 6: Final answer
    x = 17,779.25

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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.