Home / 13,601.48-20,401.29-4,714.97

Finding the Fourth Proportional to 13,601.48, 20,401.29 and 4,714.97

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Solution

The fourth proportional to 13,601.48, 20,401.29 and 4,714.97 is: 7,072.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,601.48 : 20,401.29 = 4,714.97 : x
  2. Step 2: Convert to fraction form
    13,601.48/20,401.29 = 4,714.97/x
  3. Step 3: Cross multiply
    13,601.48x = 20,401.29 × 4,714.97
  4. Step 4: Simplify right side
    13,601.48x = 96,191,368.30
  5. Step 5: Solve for x
    x = 96,191,368.30/13,601.48
  6. Step 6: Final answer
    x = 7,072.13

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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.