Home / 15,776.69-23,660.96-4,680.86

Finding the Fourth Proportional to 15,776.69, 23,660.96 and 4,680.86

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Solution

The fourth proportional to 15,776.69, 23,660.96 and 4,680.86 is: 7,020.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.69 : 23,660.96 = 4,680.86 : x
  2. Step 2: Convert to fraction form
    15,776.69/23,660.96 = 4,680.86/x
  3. Step 3: Cross multiply
    15,776.69x = 23,660.96 × 4,680.86
  4. Step 4: Simplify right side
    15,776.69x = 110,753,499.52
  5. Step 5: Solve for x
    x = 110,753,499.52/15,776.69
  6. Step 6: Final answer
    x = 7,020.07

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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.