Home / 28,466.64-39,287.43-16,529.67

Finding the Fourth Proportional to 28,466.64, 39,287.43 and 16,529.67

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Solution

The fourth proportional to 28,466.64, 39,287.43 and 16,529.67 is: 22,812.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466.64 : 39,287.43 = 16,529.67 : x
  2. Step 2: Convert to fraction form
    28,466.64/39,287.43 = 16,529.67/x
  3. Step 3: Cross multiply
    28,466.64x = 39,287.43 × 16,529.67
  4. Step 4: Simplify right side
    28,466.64x = 649,408,253.05
  5. Step 5: Solve for x
    x = 649,408,253.05/28,466.64
  6. Step 6: Final answer
    x = 22,812.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.