Home / 39,450.04-54,436.15-23,315.46

Finding the Fourth Proportional to 39,450.04, 54,436.15 and 23,315.46

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Solution

The fourth proportional to 39,450.04, 54,436.15 and 23,315.46 is: 32,172.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,450.04 : 54,436.15 = 23,315.46 : x
  2. Step 2: Convert to fraction form
    39,450.04/54,436.15 = 23,315.46/x
  3. Step 3: Cross multiply
    39,450.04x = 54,436.15 × 23,315.46
  4. Step 4: Simplify right side
    39,450.04x = 1,269,203,877.88
  5. Step 5: Solve for x
    x = 1,269,203,877.88/39,450.04
  6. Step 6: Final answer
    x = 32,172.44

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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.