Home / 19,450.45-26,841.72-11,066.95

Finding the Fourth Proportional to 19,450.45, 26,841.72 and 11,066.95

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Solution

The fourth proportional to 19,450.45, 26,841.72 and 11,066.95 is: 15,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.45 : 26,841.72 = 11,066.95 : x
  2. Step 2: Convert to fraction form
    19,450.45/26,841.72 = 11,066.95/x
  3. Step 3: Cross multiply
    19,450.45x = 26,841.72 × 11,066.95
  4. Step 4: Simplify right side
    19,450.45x = 297,055,973.15
  5. Step 5: Solve for x
    x = 297,055,973.15/19,450.45
  6. Step 6: Final answer
    x = 15,272.45

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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.