Home / 17,360.93-26,006.57-7,987.89

Finding the Fourth Proportional to 17,360.93, 26,006.57 and 7,987.89

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Solution

The fourth proportional to 17,360.93, 26,006.57 and 7,987.89 is: 11,965.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.93 : 26,006.57 = 7,987.89 : x
  2. Step 2: Convert to fraction form
    17,360.93/26,006.57 = 7,987.89/x
  3. Step 3: Cross multiply
    17,360.93x = 26,006.57 × 7,987.89
  4. Step 4: Simplify right side
    17,360.93x = 207,737,580.50
  5. Step 5: Solve for x
    x = 207,737,580.50/17,360.93
  6. Step 6: Final answer
    x = 11,965.81

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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.