Home / 30,636.27-45,959.28-10,651.86

Finding the Fourth Proportional to 30,636.27, 45,959.28 and 10,651.86

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Solution

The fourth proportional to 30,636.27, 45,959.28 and 10,651.86 is: 15,979.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,636.27 : 45,959.28 = 10,651.86 : x
  2. Step 2: Convert to fraction form
    30,636.27/45,959.28 = 10,651.86/x
  3. Step 3: Cross multiply
    30,636.27x = 45,959.28 × 10,651.86
  4. Step 4: Simplify right side
    30,636.27x = 489,551,816.26
  5. Step 5: Solve for x
    x = 489,551,816.26/30,636.27
  6. Step 6: Final answer
    x = 15,979.48

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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.