Home / 31,010.46-46,489.74-14,382.36

Finding the Fourth Proportional to 31,010.46, 46,489.74 and 14,382.36

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Solution

The fourth proportional to 31,010.46, 46,489.74 and 14,382.36 is: 21,561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.46 : 46,489.74 = 14,382.36 : x
  2. Step 2: Convert to fraction form
    31,010.46/46,489.74 = 14,382.36/x
  3. Step 3: Cross multiply
    31,010.46x = 46,489.74 × 14,382.36
  4. Step 4: Simplify right side
    31,010.46x = 668,632,176.99
  5. Step 5: Solve for x
    x = 668,632,176.99/31,010.46
  6. Step 6: Final answer
    x = 21,561.50

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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.