Home / 36,683.42-54,971.19-21,675.11

Finding the Fourth Proportional to 36,683.42, 54,971.19 and 21,675.11

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Solution

The fourth proportional to 36,683.42, 54,971.19 and 21,675.11 is: 32,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683.42 : 54,971.19 = 21,675.11 : x
  2. Step 2: Convert to fraction form
    36,683.42/54,971.19 = 21,675.11/x
  3. Step 3: Cross multiply
    36,683.42x = 54,971.19 × 21,675.11
  4. Step 4: Simplify right side
    36,683.42x = 1,191,506,315.22
  5. Step 5: Solve for x
    x = 1,191,506,315.22/36,683.42
  6. Step 6: Final answer
    x = 32,480.79

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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.