Home / 13,758.96-20,623.80-10,463.88

Finding the Fourth Proportional to 13,758.96, 20,623.80 and 10,463.88

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Solution

The fourth proportional to 13,758.96, 20,623.80 and 10,463.88 is: 15,684.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,758.96 : 20,623.80 = 10,463.88 : x
  2. Step 2: Convert to fraction form
    13,758.96/20,623.80 = 10,463.88/x
  3. Step 3: Cross multiply
    13,758.96x = 20,623.80 × 10,463.88
  4. Step 4: Simplify right side
    13,758.96x = 215,804,968.34
  5. Step 5: Solve for x
    x = 215,804,968.34/13,758.96
  6. Step 6: Final answer
    x = 15,684.69

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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.