Home / 28,589.06-39,452.91-16,013.81

Finding the Fourth Proportional to 28,589.06, 39,452.91 and 16,013.81

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Solution

The fourth proportional to 28,589.06, 39,452.91 and 16,013.81 is: 22,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,589.06 : 39,452.91 = 16,013.81 : x
  2. Step 2: Convert to fraction form
    28,589.06/39,452.91 = 16,013.81/x
  3. Step 3: Cross multiply
    28,589.06x = 39,452.91 × 16,013.81
  4. Step 4: Simplify right side
    28,589.06x = 631,791,443.27
  5. Step 5: Solve for x
    x = 631,791,443.27/28,589.06
  6. Step 6: Final answer
    x = 22,099.06

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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.