Home / 19,701.36-27,194.40-11,746.08

Finding the Fourth Proportional to 19,701.36, 27,194.40 and 11,746.08

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Solution

The fourth proportional to 19,701.36, 27,194.40 and 11,746.08 is: 16,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.36 : 27,194.40 = 11,746.08 : x
  2. Step 2: Convert to fraction form
    19,701.36/27,194.40 = 11,746.08/x
  3. Step 3: Cross multiply
    19,701.36x = 27,194.40 × 11,746.08
  4. Step 4: Simplify right side
    19,701.36x = 319,427,597.95
  5. Step 5: Solve for x
    x = 319,427,597.95/19,701.36
  6. Step 6: Final answer
    x = 16,213.48

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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.