Home / 46,618.47-69,880.32-18,558.38

Finding the Fourth Proportional to 46,618.47, 69,880.32 and 18,558.38

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Solution

The fourth proportional to 46,618.47, 69,880.32 and 18,558.38 is: 27,818.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,618.47 : 69,880.32 = 18,558.38 : x
  2. Step 2: Convert to fraction form
    46,618.47/69,880.32 = 18,558.38/x
  3. Step 3: Cross multiply
    46,618.47x = 69,880.32 × 18,558.38
  4. Step 4: Simplify right side
    46,618.47x = 1,296,865,707.78
  5. Step 5: Solve for x
    x = 1,296,865,707.78/46,618.47
  6. Step 6: Final answer
    x = 27,818.71

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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.