Home / 30,726.12-46,107.06-12,955.66

Finding the Fourth Proportional to 30,726.12, 46,107.06 and 12,955.66

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Solution

The fourth proportional to 30,726.12, 46,107.06 and 12,955.66 is: 19,441.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,726.12 : 46,107.06 = 12,955.66 : x
  2. Step 2: Convert to fraction form
    30,726.12/46,107.06 = 12,955.66/x
  3. Step 3: Cross multiply
    30,726.12x = 46,107.06 × 12,955.66
  4. Step 4: Simplify right side
    30,726.12x = 597,347,392.96
  5. Step 5: Solve for x
    x = 597,347,392.96/30,726.12
  6. Step 6: Final answer
    x = 19,441.03

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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.