Home / 28,302.50-39,057.03-16,366.95

Finding the Fourth Proportional to 28,302.50, 39,057.03 and 16,366.95

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Solution

The fourth proportional to 28,302.50, 39,057.03 and 16,366.95 is: 22,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302.50 : 39,057.03 = 16,366.95 : x
  2. Step 2: Convert to fraction form
    28,302.50/39,057.03 = 16,366.95/x
  3. Step 3: Cross multiply
    28,302.50x = 39,057.03 × 16,366.95
  4. Step 4: Simplify right side
    28,302.50x = 639,244,457.16
  5. Step 5: Solve for x
    x = 639,244,457.16/28,302.50
  6. Step 6: Final answer
    x = 22,586.15

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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.