Home / 31,307.60-46,968.70-10,247.56

Finding the Fourth Proportional to 31,307.60, 46,968.70 and 10,247.56

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Solution

The fourth proportional to 31,307.60, 46,968.70 and 10,247.56 is: 15,373.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,307.60 : 46,968.70 = 10,247.56 : x
  2. Step 2: Convert to fraction form
    31,307.60/46,968.70 = 10,247.56/x
  3. Step 3: Cross multiply
    31,307.60x = 46,968.70 × 10,247.56
  4. Step 4: Simplify right side
    31,307.60x = 481,314,571.37
  5. Step 5: Solve for x
    x = 481,314,571.37/31,307.60
  6. Step 6: Final answer
    x = 15,373.73

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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.