Home / 28,527.75-39,368.43-15,952.50

Finding the Fourth Proportional to 28,527.75, 39,368.43 and 15,952.50

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Solution

The fourth proportional to 28,527.75, 39,368.43 and 15,952.50 is: 22,014.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527.75 : 39,368.43 = 15,952.50 : x
  2. Step 2: Convert to fraction form
    28,527.75/39,368.43 = 15,952.50/x
  3. Step 3: Cross multiply
    28,527.75x = 39,368.43 × 15,952.50
  4. Step 4: Simplify right side
    28,527.75x = 628,024,879.58
  5. Step 5: Solve for x
    x = 628,024,879.58/28,527.75
  6. Step 6: Final answer
    x = 22,014.53

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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.