Home / 31,313.61-46,965.87-10,254.49

Finding the Fourth Proportional to 31,313.61, 46,965.87 and 10,254.49

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Solution

The fourth proportional to 31,313.61, 46,965.87 and 10,254.49 is: 15,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,313.61 : 46,965.87 = 10,254.49 : x
  2. Step 2: Convert to fraction form
    31,313.61/46,965.87 = 10,254.49/x
  3. Step 3: Cross multiply
    31,313.61x = 46,965.87 × 10,254.49
  4. Step 4: Simplify right side
    31,313.61x = 481,610,926.84
  5. Step 5: Solve for x
    x = 481,610,926.84/31,313.61
  6. Step 6: Final answer
    x = 15,380.24

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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.