Home / 19,252.36-28,880.38-5,401.32

Finding the Fourth Proportional to 19,252.36, 28,880.38 and 5,401.32

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Solution

The fourth proportional to 19,252.36, 28,880.38 and 5,401.32 is: 8,102.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,252.36 : 28,880.38 = 5,401.32 : x
  2. Step 2: Convert to fraction form
    19,252.36/28,880.38 = 5,401.32/x
  3. Step 3: Cross multiply
    19,252.36x = 28,880.38 × 5,401.32
  4. Step 4: Simplify right side
    19,252.36x = 155,992,174.10
  5. Step 5: Solve for x
    x = 155,992,174.10/19,252.36
  6. Step 6: Final answer
    x = 8,102.50

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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.