Home / 28,061.02-38,723.24-16,724.67

Finding the Fourth Proportional to 28,061.02, 38,723.24 and 16,724.67

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Solution

The fourth proportional to 28,061.02, 38,723.24 and 16,724.67 is: 23,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,061.02 : 38,723.24 = 16,724.67 : x
  2. Step 2: Convert to fraction form
    28,061.02/38,723.24 = 16,724.67/x
  3. Step 3: Cross multiply
    28,061.02x = 38,723.24 × 16,724.67
  4. Step 4: Simplify right side
    28,061.02x = 647,633,306.93
  5. Step 5: Solve for x
    x = 647,633,306.93/28,061.02
  6. Step 6: Final answer
    x = 23,079.46

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