Home / 46,621.47-69,884.82-18,561.39

Finding the Fourth Proportional to 46,621.47, 69,884.82 and 18,561.39

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Solution

The fourth proportional to 46,621.47, 69,884.82 and 18,561.39 is: 27,823.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,621.47 : 69,884.82 = 18,561.39 : x
  2. Step 2: Convert to fraction form
    46,621.47/69,884.82 = 18,561.39/x
  3. Step 3: Cross multiply
    46,621.47x = 69,884.82 × 18,561.39
  4. Step 4: Simplify right side
    46,621.47x = 1,297,159,399.10
  5. Step 5: Solve for x
    x = 1,297,159,399.10/46,621.47
  6. Step 6: Final answer
    x = 27,823.22

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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.