Home / 28,935.46-43,406.66-10,211.63

Finding the Fourth Proportional to 28,935.46, 43,406.66 and 10,211.63

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Solution

The fourth proportional to 28,935.46, 43,406.66 and 10,211.63 is: 15,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935.46 : 43,406.66 = 10,211.63 : x
  2. Step 2: Convert to fraction form
    28,935.46/43,406.66 = 10,211.63/x
  3. Step 3: Cross multiply
    28,935.46x = 43,406.66 × 10,211.63
  4. Step 4: Simplify right side
    28,935.46x = 443,252,751.46
  5. Step 5: Solve for x
    x = 443,252,751.46/28,935.46
  6. Step 6: Final answer
    x = 15,318.67

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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.