Home / 28,466.16-39,283.16-16,532.43

Finding the Fourth Proportional to 28,466.16, 39,283.16 and 16,532.43

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Solution

The fourth proportional to 28,466.16, 39,283.16 and 16,532.43 is: 22,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,466.16 : 39,283.16 = 16,532.43 : x
  2. Step 2: Convert to fraction form
    28,466.16/39,283.16 = 16,532.43/x
  3. Step 3: Cross multiply
    28,466.16x = 39,283.16 × 16,532.43
  4. Step 4: Simplify right side
    28,466.16x = 649,446,010.22
  5. Step 5: Solve for x
    x = 649,446,010.22/28,466.16
  6. Step 6: Final answer
    x = 22,814.67

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1.5x scale

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.