Home / 13,334.96-20,005.18-4,570.56

Finding the Fourth Proportional to 13,334.96, 20,005.18 and 4,570.56

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Solution

The fourth proportional to 13,334.96, 20,005.18 and 4,570.56 is: 6,856.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.96 : 20,005.18 = 4,570.56 : x
  2. Step 2: Convert to fraction form
    13,334.96/20,005.18 = 4,570.56/x
  3. Step 3: Cross multiply
    13,334.96x = 20,005.18 × 4,570.56
  4. Step 4: Simplify right side
    13,334.96x = 91,434,864.07
  5. Step 5: Solve for x
    x = 91,434,864.07/13,334.96
  6. Step 6: Final answer
    x = 6,856.78

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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.