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Finding the Fourth Proportional to 17,368.45, 26,072.12 and 11,536.45

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Solution

The fourth proportional to 17,368.45, 26,072.12 and 11,536.45 is: 17,317.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,368.45 : 26,072.12 = 11,536.45 : x
  2. Step 2: Convert to fraction form
    17,368.45/26,072.12 = 11,536.45/x
  3. Step 3: Cross multiply
    17,368.45x = 26,072.12 × 11,536.45
  4. Step 4: Simplify right side
    17,368.45x = 300,779,708.77
  5. Step 5: Solve for x
    x = 300,779,708.77/17,368.45
  6. Step 6: Final answer
    x = 17,317.59

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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.