Home / 17,987.07-26,992.77-6,300.39

Finding the Fourth Proportional to 17,987.07, 26,992.77 and 6,300.39

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Solution

The fourth proportional to 17,987.07, 26,992.77 and 6,300.39 is: 9,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.07 : 26,992.77 = 6,300.39 : x
  2. Step 2: Convert to fraction form
    17,987.07/26,992.77 = 6,300.39/x
  3. Step 3: Cross multiply
    17,987.07x = 26,992.77 × 6,300.39
  4. Step 4: Simplify right side
    17,987.07x = 170,064,978.18
  5. Step 5: Solve for x
    x = 170,064,978.18/17,987.07
  6. Step 6: Final answer
    x = 9,454.85

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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.