Home / 31,299.06-46,947.78-10,522.56

Finding the Fourth Proportional to 31,299.06, 46,947.78 and 10,522.56

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Solution

The fourth proportional to 31,299.06, 46,947.78 and 10,522.56 is: 15,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,299.06 : 46,947.78 = 10,522.56 : x
  2. Step 2: Convert to fraction form
    31,299.06/46,947.78 = 10,522.56/x
  3. Step 3: Cross multiply
    31,299.06x = 46,947.78 × 10,522.56
  4. Step 4: Simplify right side
    31,299.06x = 494,010,831.92
  5. Step 5: Solve for x
    x = 494,010,831.92/31,299.06
  6. Step 6: Final answer
    x = 15,783.57

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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.