Home / 31,427.67-47,131.44-10,362.98

Finding the Fourth Proportional to 31,427.67, 47,131.44 and 10,362.98

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Solution

The fourth proportional to 31,427.67, 47,131.44 and 10,362.98 is: 15,541.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,427.67 : 47,131.44 = 10,362.98 : x
  2. Step 2: Convert to fraction form
    31,427.67/47,131.44 = 10,362.98/x
  3. Step 3: Cross multiply
    31,427.67x = 47,131.44 × 10,362.98
  4. Step 4: Simplify right side
    31,427.67x = 488,422,249.06
  5. Step 5: Solve for x
    x = 488,422,249.06/31,427.67
  6. Step 6: Final answer
    x = 15,541.15

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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.