Home / 19,366.94-26,716.54-12,656.50

Finding the Fourth Proportional to 19,366.94, 26,716.54 and 12,656.50

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Solution

The fourth proportional to 19,366.94, 26,716.54 and 12,656.50 is: 17,459.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,366.94 : 26,716.54 = 12,656.50 : x
  2. Step 2: Convert to fraction form
    19,366.94/26,716.54 = 12,656.50/x
  3. Step 3: Cross multiply
    19,366.94x = 26,716.54 × 12,656.50
  4. Step 4: Simplify right side
    19,366.94x = 338,137,888.51
  5. Step 5: Solve for x
    x = 338,137,888.51/19,366.94
  6. Step 6: Final answer
    x = 17,459.54

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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.