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Finding the Fourth Proportional to 17,369.78, 26,054.06 and 7,368.10

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Solution

The fourth proportional to 17,369.78, 26,054.06 and 7,368.10 is: 11,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.78 : 26,054.06 = 7,368.10 : x
  2. Step 2: Convert to fraction form
    17,369.78/26,054.06 = 7,368.10/x
  3. Step 3: Cross multiply
    17,369.78x = 26,054.06 × 7,368.10
  4. Step 4: Simplify right side
    17,369.78x = 191,968,919.49
  5. Step 5: Solve for x
    x = 191,968,919.49/17,369.78
  6. Step 6: Final answer
    x = 11,051.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.