Home / 18,316.85-25,274.75-10,658.03

Finding the Fourth Proportional to 18,316.85, 25,274.75 and 10,658.03

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Solution

The fourth proportional to 18,316.85, 25,274.75 and 10,658.03 is: 14,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.85 : 25,274.75 = 10,658.03 : x
  2. Step 2: Convert to fraction form
    18,316.85/25,274.75 = 10,658.03/x
  3. Step 3: Cross multiply
    18,316.85x = 25,274.75 × 10,658.03
  4. Step 4: Simplify right side
    18,316.85x = 269,378,864.08
  5. Step 5: Solve for x
    x = 269,378,864.08/18,316.85
  6. Step 6: Final answer
    x = 14,706.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.