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Finding the Fourth Proportional to 16,603.51, 22,942.03 and 13,273.81

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Solution

The fourth proportional to 16,603.51, 22,942.03 and 13,273.81 is: 18,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603.51 : 22,942.03 = 13,273.81 : x
  2. Step 2: Convert to fraction form
    16,603.51/22,942.03 = 13,273.81/x
  3. Step 3: Cross multiply
    16,603.51x = 22,942.03 × 13,273.81
  4. Step 4: Simplify right side
    16,603.51x = 304,528,147.23
  5. Step 5: Solve for x
    x = 304,528,147.23/16,603.51
  6. Step 6: Final answer
    x = 18,341.19

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1.5x scale

Why These Related Problems?

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