Home / 13,798.44-20,688.44-5,476.23

Finding the Fourth Proportional to 13,798.44, 20,688.44 and 5,476.23

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Solution

The fourth proportional to 13,798.44, 20,688.44 and 5,476.23 is: 8,210.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.44 : 20,688.44 = 5,476.23 : x
  2. Step 2: Convert to fraction form
    13,798.44/20,688.44 = 5,476.23/x
  3. Step 3: Cross multiply
    13,798.44x = 20,688.44 × 5,476.23
  4. Step 4: Simplify right side
    13,798.44x = 113,294,655.78
  5. Step 5: Solve for x
    x = 113,294,655.78/13,798.44
  6. Step 6: Final answer
    x = 8,210.69

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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.