Home / 18,683.69-28,025.64-5,536.17

Finding the Fourth Proportional to 18,683.69, 28,025.64 and 5,536.17

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Solution

The fourth proportional to 18,683.69, 28,025.64 and 5,536.17 is: 8,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683.69 : 28,025.64 = 5,536.17 : x
  2. Step 2: Convert to fraction form
    18,683.69/28,025.64 = 5,536.17/x
  3. Step 3: Cross multiply
    18,683.69x = 28,025.64 × 5,536.17
  4. Step 4: Simplify right side
    18,683.69x = 155,154,707.40
  5. Step 5: Solve for x
    x = 155,154,707.40/18,683.69
  6. Step 6: Final answer
    x = 8,304.29

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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.