Home / 31,126.75-46,690.53-10,350.25

Finding the Fourth Proportional to 31,126.75, 46,690.53 and 10,350.25

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Solution

The fourth proportional to 31,126.75, 46,690.53 and 10,350.25 is: 15,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,126.75 : 46,690.53 = 10,350.25 : x
  2. Step 2: Convert to fraction form
    31,126.75/46,690.53 = 10,350.25/x
  3. Step 3: Cross multiply
    31,126.75x = 46,690.53 × 10,350.25
  4. Step 4: Simplify right side
    31,126.75x = 483,258,658.13
  5. Step 5: Solve for x
    x = 483,258,658.13/31,126.75
  6. Step 6: Final answer
    x = 15,525.51

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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.