Home / 13,885.30-20,827.36-4,024.36

Finding the Fourth Proportional to 13,885.30, 20,827.36 and 4,024.36

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Solution

The fourth proportional to 13,885.30, 20,827.36 and 4,024.36 is: 6,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.30 : 20,827.36 = 4,024.36 : x
  2. Step 2: Convert to fraction form
    13,885.30/20,827.36 = 4,024.36/x
  3. Step 3: Cross multiply
    13,885.30x = 20,827.36 × 4,024.36
  4. Step 4: Simplify right side
    13,885.30x = 83,816,794.49
  5. Step 5: Solve for x
    x = 83,816,794.49/13,885.30
  6. Step 6: Final answer
    x = 6,036.37

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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.