Home / 14,277.26-21,384.68-7,245.15

Finding the Fourth Proportional to 14,277.26, 21,384.68 and 7,245.15

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Solution

The fourth proportional to 14,277.26, 21,384.68 and 7,245.15 is: 10,851.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.26 : 21,384.68 = 7,245.15 : x
  2. Step 2: Convert to fraction form
    14,277.26/21,384.68 = 7,245.15/x
  3. Step 3: Cross multiply
    14,277.26x = 21,384.68 × 7,245.15
  4. Step 4: Simplify right side
    14,277.26x = 154,935,178.08
  5. Step 5: Solve for x
    x = 154,935,178.08/14,277.26
  6. Step 6: Final answer
    x = 10,851.89

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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.