Home / 18,960.50-26,166.30-10,577

Finding the Fourth Proportional to 18,960.50, 26,166.30 and 10,577

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Solution

The fourth proportional to 18,960.50, 26,166.30 and 10,577 is: 14,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.50 : 26,166.30 = 10,577 : x
  2. Step 2: Convert to fraction form
    18,960.50/26,166.30 = 10,577/x
  3. Step 3: Cross multiply
    18,960.50x = 26,166.30 × 10,577
  4. Step 4: Simplify right side
    18,960.50x = 276,760,955.10
  5. Step 5: Solve for x
    x = 276,760,955.10/18,960.50
  6. Step 6: Final answer
    x = 14,596.71

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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.