Home / 12,893.36-19,340.04-3,533.45

Finding the Fourth Proportional to 12,893.36, 19,340.04 and 3,533.45

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Solution

The fourth proportional to 12,893.36, 19,340.04 and 3,533.45 is: 5,300.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,893.36 : 19,340.04 = 3,533.45 : x
  2. Step 2: Convert to fraction form
    12,893.36/19,340.04 = 3,533.45/x
  3. Step 3: Cross multiply
    12,893.36x = 19,340.04 × 3,533.45
  4. Step 4: Simplify right side
    12,893.36x = 68,336,967.64
  5. Step 5: Solve for x
    x = 68,336,967.64/12,893.36
  6. Step 6: Final answer
    x = 5,300.17

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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.