Home / 13,484.57-20,227.55-4,126.01

Finding the Fourth Proportional to 13,484.57, 20,227.55 and 4,126.01

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Solution

The fourth proportional to 13,484.57, 20,227.55 and 4,126.01 is: 6,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484.57 : 20,227.55 = 4,126.01 : x
  2. Step 2: Convert to fraction form
    13,484.57/20,227.55 = 4,126.01/x
  3. Step 3: Cross multiply
    13,484.57x = 20,227.55 × 4,126.01
  4. Step 4: Simplify right side
    13,484.57x = 83,458,951.81
  5. Step 5: Solve for x
    x = 83,458,951.81/13,484.57
  6. Step 6: Final answer
    x = 6,189.22

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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.