Home / 30,911.42-46,362.17-8,726.33

Finding the Fourth Proportional to 30,911.42, 46,362.17 and 8,726.33

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Solution

The fourth proportional to 30,911.42, 46,362.17 and 8,726.33 is: 13,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,911.42 : 46,362.17 = 8,726.33 : x
  2. Step 2: Convert to fraction form
    30,911.42/46,362.17 = 8,726.33/x
  3. Step 3: Cross multiply
    30,911.42x = 46,362.17 × 8,726.33
  4. Step 4: Simplify right side
    30,911.42x = 404,571,732.66
  5. Step 5: Solve for x
    x = 404,571,732.66/30,911.42
  6. Step 6: Final answer
    x = 13,088.10

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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.