Home / 18,884.70-28,325.58-5,737.14

Finding the Fourth Proportional to 18,884.70, 28,325.58 and 5,737.14

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Solution

The fourth proportional to 18,884.70, 28,325.58 and 5,737.14 is: 8,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.70 : 28,325.58 = 5,737.14 : x
  2. Step 2: Convert to fraction form
    18,884.70/28,325.58 = 5,737.14/x
  3. Step 3: Cross multiply
    18,884.70x = 28,325.58 × 5,737.14
  4. Step 4: Simplify right side
    18,884.70x = 162,507,818.04
  5. Step 5: Solve for x
    x = 162,507,818.04/18,884.70
  6. Step 6: Final answer
    x = 8,605.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.