Home / 14,177.35-21,265.53-7,616.35

Finding the Fourth Proportional to 14,177.35, 21,265.53 and 7,616.35

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Solution

The fourth proportional to 14,177.35, 21,265.53 and 7,616.35 is: 11,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.35 : 21,265.53 = 7,616.35 : x
  2. Step 2: Convert to fraction form
    14,177.35/21,265.53 = 7,616.35/x
  3. Step 3: Cross multiply
    14,177.35x = 21,265.53 × 7,616.35
  4. Step 4: Simplify right side
    14,177.35x = 161,965,719.42
  5. Step 5: Solve for x
    x = 161,965,719.42/14,177.35
  6. Step 6: Final answer
    x = 11,424.26

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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.