Home / 31,293.27-46,887.12-15,477.21

Finding the Fourth Proportional to 31,293.27, 46,887.12 and 15,477.21

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Solution

The fourth proportional to 31,293.27, 46,887.12 and 15,477.21 is: 23,189.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.27 : 46,887.12 = 15,477.21 : x
  2. Step 2: Convert to fraction form
    31,293.27/46,887.12 = 15,477.21/x
  3. Step 3: Cross multiply
    31,293.27x = 46,887.12 × 15,477.21
  4. Step 4: Simplify right side
    31,293.27x = 725,681,802.54
  5. Step 5: Solve for x
    x = 725,681,802.54/31,293.27
  6. Step 6: Final answer
    x = 23,189.71

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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.