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Finding the Fourth Proportional to 17,466.90, 26,201.64 and 4,987.98

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Solution

The fourth proportional to 17,466.90, 26,201.64 and 4,987.98 is: 7,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,466.90 : 26,201.64 = 4,987.98 : x
  2. Step 2: Convert to fraction form
    17,466.90/26,201.64 = 4,987.98/x
  3. Step 3: Cross multiply
    17,466.90x = 26,201.64 × 4,987.98
  4. Step 4: Simplify right side
    17,466.90x = 130,693,256.29
  5. Step 5: Solve for x
    x = 130,693,256.29/17,466.90
  6. Step 6: Final answer
    x = 7,482.34

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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.