Home / 31,109.59-46,673.70-14,479.48

Finding the Fourth Proportional to 31,109.59, 46,673.70 and 14,479.48

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Solution

The fourth proportional to 31,109.59, 46,673.70 and 14,479.48 is: 21,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109.59 : 46,673.70 = 14,479.48 : x
  2. Step 2: Convert to fraction form
    31,109.59/46,673.70 = 14,479.48/x
  3. Step 3: Cross multiply
    31,109.59x = 46,673.70 × 14,479.48
  4. Step 4: Simplify right side
    31,109.59x = 675,810,905.68
  5. Step 5: Solve for x
    x = 675,810,905.68/31,109.59
  6. Step 6: Final answer
    x = 21,723.56

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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.