Home / 31,829.45-47,756.48-9,643.03

Finding the Fourth Proportional to 31,829.45, 47,756.48 and 9,643.03

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Solution

The fourth proportional to 31,829.45, 47,756.48 and 9,643.03 is: 14,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,829.45 : 47,756.48 = 9,643.03 : x
  2. Step 2: Convert to fraction form
    31,829.45/47,756.48 = 9,643.03/x
  3. Step 3: Cross multiply
    31,829.45x = 47,756.48 × 9,643.03
  4. Step 4: Simplify right side
    31,829.45x = 460,517,001.73
  5. Step 5: Solve for x
    x = 460,517,001.73/31,829.45
  6. Step 6: Final answer
    x = 14,468.27

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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.