Home / 31,868.35-47,790.64-9,373.01

Finding the Fourth Proportional to 31,868.35, 47,790.64 and 9,373.01

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Solution

The fourth proportional to 31,868.35, 47,790.64 and 9,373.01 is: 14,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,868.35 : 47,790.64 = 9,373.01 : x
  2. Step 2: Convert to fraction form
    31,868.35/47,790.64 = 9,373.01/x
  3. Step 3: Cross multiply
    31,868.35x = 47,790.64 × 9,373.01
  4. Step 4: Simplify right side
    31,868.35x = 447,942,146.63
  5. Step 5: Solve for x
    x = 447,942,146.63/31,868.35
  6. Step 6: Final answer
    x = 14,056.02

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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.