Home / 31,128.75-46,693.53-10,352.25

Finding the Fourth Proportional to 31,128.75, 46,693.53 and 10,352.25

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Solution

The fourth proportional to 31,128.75, 46,693.53 and 10,352.25 is: 15,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,128.75 : 46,693.53 = 10,352.25 : x
  2. Step 2: Convert to fraction form
    31,128.75/46,693.53 = 10,352.25/x
  3. Step 3: Cross multiply
    31,128.75x = 46,693.53 × 10,352.25
  4. Step 4: Simplify right side
    31,128.75x = 483,383,095.94
  5. Step 5: Solve for x
    x = 483,383,095.94/31,128.75
  6. Step 6: Final answer
    x = 15,528.51

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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.