Home / 13,549.92-20,326.52-4,783.04

Finding the Fourth Proportional to 13,549.92, 20,326.52 and 4,783.04

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Solution

The fourth proportional to 13,549.92, 20,326.52 and 4,783.04 is: 7,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549.92 : 20,326.52 = 4,783.04 : x
  2. Step 2: Convert to fraction form
    13,549.92/20,326.52 = 4,783.04/x
  3. Step 3: Cross multiply
    13,549.92x = 20,326.52 × 4,783.04
  4. Step 4: Simplify right side
    13,549.92x = 97,222,558.22
  5. Step 5: Solve for x
    x = 97,222,558.22/13,549.92
  6. Step 6: Final answer
    x = 7,175.14

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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.