Home / 28,916.80-43,375.50-10,193.34

Finding the Fourth Proportional to 28,916.80, 43,375.50 and 10,193.34

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Solution

The fourth proportional to 28,916.80, 43,375.50 and 10,193.34 is: 15,290.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916.80 : 43,375.50 = 10,193.34 : x
  2. Step 2: Convert to fraction form
    28,916.80/43,375.50 = 10,193.34/x
  3. Step 3: Cross multiply
    28,916.80x = 43,375.50 × 10,193.34
  4. Step 4: Simplify right side
    28,916.80x = 442,141,219.17
  5. Step 5: Solve for x
    x = 442,141,219.17/28,916.80
  6. Step 6: Final answer
    x = 15,290.12

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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.