Home / 30,691.69-46,039.48-9,632.56

Finding the Fourth Proportional to 30,691.69, 46,039.48 and 9,632.56

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Solution

The fourth proportional to 30,691.69, 46,039.48 and 9,632.56 is: 14,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,691.69 : 46,039.48 = 9,632.56 : x
  2. Step 2: Convert to fraction form
    30,691.69/46,039.48 = 9,632.56/x
  3. Step 3: Cross multiply
    30,691.69x = 46,039.48 × 9,632.56
  4. Step 4: Simplify right side
    30,691.69x = 443,478,053.47
  5. Step 5: Solve for x
    x = 443,478,053.47/30,691.69
  6. Step 6: Final answer
    x = 14,449.45

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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.