Home / 28,636.56-39,517.92-16,061.34

Finding the Fourth Proportional to 28,636.56, 39,517.92 and 16,061.34

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Solution

The fourth proportional to 28,636.56, 39,517.92 and 16,061.34 is: 22,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,636.56 : 39,517.92 = 16,061.34 : x
  2. Step 2: Convert to fraction form
    28,636.56/39,517.92 = 16,061.34/x
  3. Step 3: Cross multiply
    28,636.56x = 39,517.92 × 16,061.34
  4. Step 4: Simplify right side
    28,636.56x = 634,710,749.21
  5. Step 5: Solve for x
    x = 634,710,749.21/28,636.56
  6. Step 6: Final answer
    x = 22,164.35

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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.