Home / 31,190.28-46,795.40-11,186.28

Finding the Fourth Proportional to 31,190.28, 46,795.40 and 11,186.28

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Solution

The fourth proportional to 31,190.28, 46,795.40 and 11,186.28 is: 16,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,190.28 : 46,795.40 = 11,186.28 : x
  2. Step 2: Convert to fraction form
    31,190.28/46,795.40 = 11,186.28/x
  3. Step 3: Cross multiply
    31,190.28x = 46,795.40 × 11,186.28
  4. Step 4: Simplify right side
    31,190.28x = 523,466,447.11
  5. Step 5: Solve for x
    x = 523,466,447.11/31,190.28
  6. Step 6: Final answer
    x = 16,783.00

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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.