Home / 13,093.08-19,642.86-4,328.16

Finding the Fourth Proportional to 13,093.08, 19,642.86 and 4,328.16

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Solution

The fourth proportional to 13,093.08, 19,642.86 and 4,328.16 is: 6,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.08 : 19,642.86 = 4,328.16 : x
  2. Step 2: Convert to fraction form
    13,093.08/19,642.86 = 4,328.16/x
  3. Step 3: Cross multiply
    13,093.08x = 19,642.86 × 4,328.16
  4. Step 4: Simplify right side
    13,093.08x = 85,017,440.94
  5. Step 5: Solve for x
    x = 85,017,440.94/13,093.08
  6. Step 6: Final answer
    x = 6,493.31

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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.