Home / 13,616.56-20,426.58-4,852.36

Finding the Fourth Proportional to 13,616.56, 20,426.58 and 4,852.36

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Solution

The fourth proportional to 13,616.56, 20,426.58 and 4,852.36 is: 7,279.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,616.56 : 20,426.58 = 4,852.36 : x
  2. Step 2: Convert to fraction form
    13,616.56/20,426.58 = 4,852.36/x
  3. Step 3: Cross multiply
    13,616.56x = 20,426.58 × 4,852.36
  4. Step 4: Simplify right side
    13,616.56x = 99,117,119.73
  5. Step 5: Solve for x
    x = 99,117,119.73/13,616.56
  6. Step 6: Final answer
    x = 7,279.16

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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.