Home / 31,289.76-46,936.80-10,506.24

Finding the Fourth Proportional to 31,289.76, 46,936.80 and 10,506.24

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Solution

The fourth proportional to 31,289.76, 46,936.80 and 10,506.24 is: 15,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,289.76 : 46,936.80 = 10,506.24 : x
  2. Step 2: Convert to fraction form
    31,289.76/46,936.80 = 10,506.24/x
  3. Step 3: Cross multiply
    31,289.76x = 46,936.80 × 10,506.24
  4. Step 4: Simplify right side
    31,289.76x = 493,129,285.63
  5. Step 5: Solve for x
    x = 493,129,285.63/31,289.76
  6. Step 6: Final answer
    x = 15,760.09

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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.