Home / 28,675.96-43,013.95-10,902.44

Finding the Fourth Proportional to 28,675.96, 43,013.95 and 10,902.44

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Solution

The fourth proportional to 28,675.96, 43,013.95 and 10,902.44 is: 16,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,675.96 : 43,013.95 = 10,902.44 : x
  2. Step 2: Convert to fraction form
    28,675.96/43,013.95 = 10,902.44/x
  3. Step 3: Cross multiply
    28,675.96x = 43,013.95 × 10,902.44
  4. Step 4: Simplify right side
    28,675.96x = 468,957,089.32
  5. Step 5: Solve for x
    x = 468,957,089.32/28,675.96
  6. Step 6: Final answer
    x = 16,353.67

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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.