Home / 12,724.52-19,088.04-4,403.36

Finding the Fourth Proportional to 12,724.52, 19,088.04 and 4,403.36

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Solution

The fourth proportional to 12,724.52, 19,088.04 and 4,403.36 is: 6,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,724.52 : 19,088.04 = 4,403.36 : x
  2. Step 2: Convert to fraction form
    12,724.52/19,088.04 = 4,403.36/x
  3. Step 3: Cross multiply
    12,724.52x = 19,088.04 × 4,403.36
  4. Step 4: Simplify right side
    12,724.52x = 84,051,511.81
  5. Step 5: Solve for x
    x = 84,051,511.81/12,724.52
  6. Step 6: Final answer
    x = 6,605.48

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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.