Home / 43,635.16-65,367.08-28,798.80

Finding the Fourth Proportional to 43,635.16, 65,367.08 and 28,798.80

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Solution

The fourth proportional to 43,635.16, 65,367.08 and 28,798.80 is: 43,141.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,635.16 : 65,367.08 = 28,798.80 : x
  2. Step 2: Convert to fraction form
    43,635.16/65,367.08 = 28,798.80/x
  3. Step 3: Cross multiply
    43,635.16x = 65,367.08 × 28,798.80
  4. Step 4: Simplify right side
    43,635.16x = 1,882,493,463.50
  5. Step 5: Solve for x
    x = 1,882,493,463.50/43,635.16
  6. Step 6: Final answer
    x = 43,141.67

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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.