Home / 19,039.94-26,284.65-11,970.26

Finding the Fourth Proportional to 19,039.94, 26,284.65 and 11,970.26

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Solution

The fourth proportional to 19,039.94, 26,284.65 and 11,970.26 is: 16,524.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.94 : 26,284.65 = 11,970.26 : x
  2. Step 2: Convert to fraction form
    19,039.94/26,284.65 = 11,970.26/x
  3. Step 3: Cross multiply
    19,039.94x = 26,284.65 × 11,970.26
  4. Step 4: Simplify right side
    19,039.94x = 314,634,094.51
  5. Step 5: Solve for x
    x = 314,634,094.51/19,039.94
  6. Step 6: Final answer
    x = 16,524.95

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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.