Home / 14,265.63-21,398.39-3,877.35

Finding the Fourth Proportional to 14,265.63, 21,398.39 and 3,877.35

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Solution

The fourth proportional to 14,265.63, 21,398.39 and 3,877.35 is: 5,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,265.63 : 21,398.39 = 3,877.35 : x
  2. Step 2: Convert to fraction form
    14,265.63/21,398.39 = 3,877.35/x
  3. Step 3: Cross multiply
    14,265.63x = 21,398.39 × 3,877.35
  4. Step 4: Simplify right side
    14,265.63x = 82,969,028.08
  5. Step 5: Solve for x
    x = 82,969,028.08/14,265.63
  6. Step 6: Final answer
    x = 5,816.01

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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.