Home / 31,011.90-46,510.86-8,824.80

Finding the Fourth Proportional to 31,011.90, 46,510.86 and 8,824.80

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Solution

The fourth proportional to 31,011.90, 46,510.86 and 8,824.80 is: 13,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,011.90 : 46,510.86 = 8,824.80 : x
  2. Step 2: Convert to fraction form
    31,011.90/46,510.86 = 8,824.80/x
  3. Step 3: Cross multiply
    31,011.90x = 46,510.86 × 8,824.80
  4. Step 4: Simplify right side
    31,011.90x = 410,449,037.33
  5. Step 5: Solve for x
    x = 410,449,037.33/31,011.90
  6. Step 6: Final answer
    x = 13,235.21

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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.