Home / 13,558.69-20,333.27-4,068.18

Finding the Fourth Proportional to 13,558.69, 20,333.27 and 4,068.18

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Solution

The fourth proportional to 13,558.69, 20,333.27 and 4,068.18 is: 6,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,558.69 : 20,333.27 = 4,068.18 : x
  2. Step 2: Convert to fraction form
    13,558.69/20,333.27 = 4,068.18/x
  3. Step 3: Cross multiply
    13,558.69x = 20,333.27 × 4,068.18
  4. Step 4: Simplify right side
    13,558.69x = 82,719,402.35
  5. Step 5: Solve for x
    x = 82,719,402.35/13,558.69
  6. Step 6: Final answer
    x = 6,100.84

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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.