Home / 13,851.54-19,116.63-8,546.22

Finding the Fourth Proportional to 13,851.54, 19,116.63 and 8,546.22

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Solution

The fourth proportional to 13,851.54, 19,116.63 and 8,546.22 is: 11,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851.54 : 19,116.63 = 8,546.22 : x
  2. Step 2: Convert to fraction form
    13,851.54/19,116.63 = 8,546.22/x
  3. Step 3: Cross multiply
    13,851.54x = 19,116.63 × 8,546.22
  4. Step 4: Simplify right side
    13,851.54x = 163,374,925.64
  5. Step 5: Solve for x
    x = 163,374,925.64/13,851.54
  6. Step 6: Final answer
    x = 11,794.71

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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.