Home / 13,508.96-20,259.32-4,741.79

Finding the Fourth Proportional to 13,508.96, 20,259.32 and 4,741.79

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Solution

The fourth proportional to 13,508.96, 20,259.32 and 4,741.79 is: 7,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.96 : 20,259.32 = 4,741.79 : x
  2. Step 2: Convert to fraction form
    13,508.96/20,259.32 = 4,741.79/x
  3. Step 3: Cross multiply
    13,508.96x = 20,259.32 × 4,741.79
  4. Step 4: Simplify right side
    13,508.96x = 96,065,315.98
  5. Step 5: Solve for x
    x = 96,065,315.98/13,508.96
  6. Step 6: Final answer
    x = 7,111.23

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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.