Home / 28,941.77-43,401.61-10,218.33

Finding the Fourth Proportional to 28,941.77, 43,401.61 and 10,218.33

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Solution

The fourth proportional to 28,941.77, 43,401.61 and 10,218.33 is: 15,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.77 : 43,401.61 = 10,218.33 : x
  2. Step 2: Convert to fraction form
    28,941.77/43,401.61 = 10,218.33/x
  3. Step 3: Cross multiply
    28,941.77x = 43,401.61 × 10,218.33
  4. Step 4: Simplify right side
    28,941.77x = 443,491,973.51
  5. Step 5: Solve for x
    x = 443,491,973.51/28,941.77
  6. Step 6: Final answer
    x = 15,323.60

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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.