Home / 12,023.61-16,590.56-6,718.47

Finding the Fourth Proportional to 12,023.61, 16,590.56 and 6,718.47

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Solution

The fourth proportional to 12,023.61, 16,590.56 and 6,718.47 is: 9,270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,023.61 : 16,590.56 = 6,718.47 : x
  2. Step 2: Convert to fraction form
    12,023.61/16,590.56 = 6,718.47/x
  3. Step 3: Cross multiply
    12,023.61x = 16,590.56 × 6,718.47
  4. Step 4: Simplify right side
    12,023.61x = 111,463,146.05
  5. Step 5: Solve for x
    x = 111,463,146.05/12,023.61
  6. Step 6: Final answer
    x = 9,270.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.