Home / 17,706.60-26,547.57-7,840.53

Finding the Fourth Proportional to 17,706.60, 26,547.57 and 7,840.53

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Solution

The fourth proportional to 17,706.60, 26,547.57 and 7,840.53 is: 11,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.60 : 26,547.57 = 7,840.53 : x
  2. Step 2: Convert to fraction form
    17,706.60/26,547.57 = 7,840.53/x
  3. Step 3: Cross multiply
    17,706.60x = 26,547.57 × 7,840.53
  4. Step 4: Simplify right side
    17,706.60x = 208,147,019.01
  5. Step 5: Solve for x
    x = 208,147,019.01/17,706.60
  6. Step 6: Final answer
    x = 11,755.34

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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.