Home / 39,230.44-54,137.48-21,325.04

Finding the Fourth Proportional to 39,230.44, 54,137.48 and 21,325.04

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Solution

The fourth proportional to 39,230.44, 54,137.48 and 21,325.04 is: 29,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,230.44 : 54,137.48 = 21,325.04 : x
  2. Step 2: Convert to fraction form
    39,230.44/54,137.48 = 21,325.04/x
  3. Step 3: Cross multiply
    39,230.44x = 54,137.48 × 21,325.04
  4. Step 4: Simplify right side
    39,230.44x = 1,154,483,926.50
  5. Step 5: Solve for x
    x = 1,154,483,926.50/39,230.44
  6. Step 6: Final answer
    x = 29,428.27

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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.