Home / 13,483.56-20,224.98-5,690.28

Finding the Fourth Proportional to 13,483.56, 20,224.98 and 5,690.28

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Solution

The fourth proportional to 13,483.56, 20,224.98 and 5,690.28 is: 8,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.56 : 20,224.98 = 5,690.28 : x
  2. Step 2: Convert to fraction form
    13,483.56/20,224.98 = 5,690.28/x
  3. Step 3: Cross multiply
    13,483.56x = 20,224.98 × 5,690.28
  4. Step 4: Simplify right side
    13,483.56x = 115,085,799.19
  5. Step 5: Solve for x
    x = 115,085,799.19/13,483.56
  6. Step 6: Final answer
    x = 8,535.27

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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.