Home / 39,338.70-54,283.05-23,420.04

Finding the Fourth Proportional to 39,338.70, 54,283.05 and 23,420.04

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Solution

The fourth proportional to 39,338.70, 54,283.05 and 23,420.04 is: 32,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.70 : 54,283.05 = 23,420.04 : x
  2. Step 2: Convert to fraction form
    39,338.70/54,283.05 = 23,420.04/x
  3. Step 3: Cross multiply
    39,338.70x = 54,283.05 × 23,420.04
  4. Step 4: Simplify right side
    39,338.70x = 1,271,311,202.32
  5. Step 5: Solve for x
    x = 1,271,311,202.32/39,338.70
  6. Step 6: Final answer
    x = 32,317.06

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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.