Home / 28,763.50-43,082.93-13,941.41

Finding the Fourth Proportional to 28,763.50, 43,082.93 and 13,941.41

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Solution

The fourth proportional to 28,763.50, 43,082.93 and 13,941.41 is: 20,881.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,763.50 : 43,082.93 = 13,941.41 : x
  2. Step 2: Convert to fraction form
    28,763.50/43,082.93 = 13,941.41/x
  3. Step 3: Cross multiply
    28,763.50x = 43,082.93 × 13,941.41
  4. Step 4: Simplify right side
    28,763.50x = 600,636,791.13
  5. Step 5: Solve for x
    x = 600,636,791.13/28,763.50
  6. Step 6: Final answer
    x = 20,881.91

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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.