Home / 14,561.76-20,095.23-7,937.76

Finding the Fourth Proportional to 14,561.76, 20,095.23 and 7,937.76

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Solution

The fourth proportional to 14,561.76, 20,095.23 and 7,937.76 is: 10,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.76 : 20,095.23 = 7,937.76 : x
  2. Step 2: Convert to fraction form
    14,561.76/20,095.23 = 7,937.76/x
  3. Step 3: Cross multiply
    14,561.76x = 20,095.23 × 7,937.76
  4. Step 4: Simplify right side
    14,561.76x = 159,511,112.88
  5. Step 5: Solve for x
    x = 159,511,112.88/14,561.76
  6. Step 6: Final answer
    x = 10,954.11

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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.