Home / 38,169.22-52,673.81-20,941.47

Finding the Fourth Proportional to 38,169.22, 52,673.81 and 20,941.47

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Solution

The fourth proportional to 38,169.22, 52,673.81 and 20,941.47 is: 28,899.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,169.22 : 52,673.81 = 20,941.47 : x
  2. Step 2: Convert to fraction form
    38,169.22/52,673.81 = 20,941.47/x
  3. Step 3: Cross multiply
    38,169.22x = 52,673.81 × 20,941.47
  4. Step 4: Simplify right side
    38,169.22x = 1,103,066,880.22
  5. Step 5: Solve for x
    x = 1,103,066,880.22/38,169.22
  6. Step 6: Final answer
    x = 28,899.38

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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.