Home / 15,466.93-21,339.45-9,091.48

Finding the Fourth Proportional to 15,466.93, 21,339.45 and 9,091.48

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Solution

The fourth proportional to 15,466.93, 21,339.45 and 9,091.48 is: 12,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,466.93 : 21,339.45 = 9,091.48 : x
  2. Step 2: Convert to fraction form
    15,466.93/21,339.45 = 9,091.48/x
  3. Step 3: Cross multiply
    15,466.93x = 21,339.45 × 9,091.48
  4. Step 4: Simplify right side
    15,466.93x = 194,007,182.89
  5. Step 5: Solve for x
    x = 194,007,182.89/15,466.93
  6. Step 6: Final answer
    x = 12,543.35

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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.