Home / 31,277.37-46,916.83-9,090.94

Finding the Fourth Proportional to 31,277.37, 46,916.83 and 9,090.94

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Solution

The fourth proportional to 31,277.37, 46,916.83 and 9,090.94 is: 13,636.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.37 : 46,916.83 = 9,090.94 : x
  2. Step 2: Convert to fraction form
    31,277.37/46,916.83 = 9,090.94/x
  3. Step 3: Cross multiply
    31,277.37x = 46,916.83 × 9,090.94
  4. Step 4: Simplify right side
    31,277.37x = 426,518,068.56
  5. Step 5: Solve for x
    x = 426,518,068.56/31,277.37
  6. Step 6: Final answer
    x = 13,636.63

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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.