Home / 13,586.45-18,727.62-10,710.48

Finding the Fourth Proportional to 13,586.45, 18,727.62 and 10,710.48

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Solution

The fourth proportional to 13,586.45, 18,727.62 and 10,710.48 is: 14,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.45 : 18,727.62 = 10,710.48 : x
  2. Step 2: Convert to fraction form
    13,586.45/18,727.62 = 10,710.48/x
  3. Step 3: Cross multiply
    13,586.45x = 18,727.62 × 10,710.48
  4. Step 4: Simplify right side
    13,586.45x = 200,581,873.05
  5. Step 5: Solve for x
    x = 200,581,873.05/13,586.45
  6. Step 6: Final answer
    x = 14,763.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.