Home / 31,285.36-46,918.32-10,504

Finding the Fourth Proportional to 31,285.36, 46,918.32 and 10,504

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Solution

The fourth proportional to 31,285.36, 46,918.32 and 10,504 is: 15,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285.36 : 46,918.32 = 10,504 : x
  2. Step 2: Convert to fraction form
    31,285.36/46,918.32 = 10,504/x
  3. Step 3: Cross multiply
    31,285.36x = 46,918.32 × 10,504
  4. Step 4: Simplify right side
    31,285.36x = 492,830,033.28
  5. Step 5: Solve for x
    x = 492,830,033.28/31,285.36
  6. Step 6: Final answer
    x = 15,752.74

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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.