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Finding the Fourth Proportional to 54,809.42, 82,216.42 and 17,368.67

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Solution

The fourth proportional to 54,809.42, 82,216.42 and 17,368.67 is: 26,053.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,809.42 : 82,216.42 = 17,368.67 : x
  2. Step 2: Convert to fraction form
    54,809.42/82,216.42 = 17,368.67/x
  3. Step 3: Cross multiply
    54,809.42x = 82,216.42 × 17,368.67
  4. Step 4: Simplify right side
    54,809.42x = 1,427,989,413.06
  5. Step 5: Solve for x
    x = 1,427,989,413.06/54,809.42
  6. Step 6: Final answer
    x = 26,053.72

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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.