Home / 31,309.86-46,966.67-10,252.12

Finding the Fourth Proportional to 31,309.86, 46,966.67 and 10,252.12

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Solution

The fourth proportional to 31,309.86, 46,966.67 and 10,252.12 is: 15,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,309.86 : 46,966.67 = 10,252.12 : x
  2. Step 2: Convert to fraction form
    31,309.86/46,966.67 = 10,252.12/x
  3. Step 3: Cross multiply
    31,309.86x = 46,966.67 × 10,252.12
  4. Step 4: Simplify right side
    31,309.86x = 481,507,885.58
  5. Step 5: Solve for x
    x = 481,507,885.58/31,309.86
  6. Step 6: Final answer
    x = 15,378.79

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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.