Home / 30,996.69-46,497.75-8,810.25

Finding the Fourth Proportional to 30,996.69, 46,497.75 and 8,810.25

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Solution

The fourth proportional to 30,996.69, 46,497.75 and 8,810.25 is: 13,216.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,996.69 : 46,497.75 = 8,810.25 : x
  2. Step 2: Convert to fraction form
    30,996.69/46,497.75 = 8,810.25/x
  3. Step 3: Cross multiply
    30,996.69x = 46,497.75 × 8,810.25
  4. Step 4: Simplify right side
    30,996.69x = 409,656,801.94
  5. Step 5: Solve for x
    x = 409,656,801.94/30,996.69
  6. Step 6: Final answer
    x = 13,216.15

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1.5x scale

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.