Home / 31,106.51-46,659.94-7,732.95

Finding the Fourth Proportional to 31,106.51, 46,659.94 and 7,732.95

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Solution

The fourth proportional to 31,106.51, 46,659.94 and 7,732.95 is: 11,599.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,106.51 : 46,659.94 = 7,732.95 : x
  2. Step 2: Convert to fraction form
    31,106.51/46,659.94 = 7,732.95/x
  3. Step 3: Cross multiply
    31,106.51x = 46,659.94 × 7,732.95
  4. Step 4: Simplify right side
    31,106.51x = 360,818,992.69
  5. Step 5: Solve for x
    x = 360,818,992.69/31,106.51
  6. Step 6: Final answer
    x = 11,599.47

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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.