Home / 31,163.14-46,670.20-17,975.53

Finding the Fourth Proportional to 31,163.14, 46,670.20 and 17,975.53

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Solution

The fourth proportional to 31,163.14, 46,670.20 and 17,975.53 is: 26,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.14 : 46,670.20 = 17,975.53 : x
  2. Step 2: Convert to fraction form
    31,163.14/46,670.20 = 17,975.53/x
  3. Step 3: Cross multiply
    31,163.14x = 46,670.20 × 17,975.53
  4. Step 4: Simplify right side
    31,163.14x = 838,921,580.21
  5. Step 5: Solve for x
    x = 838,921,580.21/31,163.14
  6. Step 6: Final answer
    x = 26,920.32

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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.