Home / 30,760.95-46,105.43-14,122.59

Finding the Fourth Proportional to 30,760.95, 46,105.43 and 14,122.59

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Solution

The fourth proportional to 30,760.95, 46,105.43 and 14,122.59 is: 21,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760.95 : 46,105.43 = 14,122.59 : x
  2. Step 2: Convert to fraction form
    30,760.95/46,105.43 = 14,122.59/x
  3. Step 3: Cross multiply
    30,760.95x = 46,105.43 × 14,122.59
  4. Step 4: Simplify right side
    30,760.95x = 651,128,014.05
  5. Step 5: Solve for x
    x = 651,128,014.05/30,760.95
  6. Step 6: Final answer
    x = 21,167.36

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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.