Home / 17,378.90-26,069.88-4,899.03

Finding the Fourth Proportional to 17,378.90, 26,069.88 and 4,899.03

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Solution

The fourth proportional to 17,378.90, 26,069.88 and 4,899.03 is: 7,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.90 : 26,069.88 = 4,899.03 : x
  2. Step 2: Convert to fraction form
    17,378.90/26,069.88 = 4,899.03/x
  3. Step 3: Cross multiply
    17,378.90x = 26,069.88 × 4,899.03
  4. Step 4: Simplify right side
    17,378.90x = 127,717,124.22
  5. Step 5: Solve for x
    x = 127,717,124.22/17,378.90
  6. Step 6: Final answer
    x = 7,348.98

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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.