Home / 29,973.80-44,976.90-13,336.40

Finding the Fourth Proportional to 29,973.80, 44,976.90 and 13,336.40

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Solution

The fourth proportional to 29,973.80, 44,976.90 and 13,336.40 is: 20,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,973.80 : 44,976.90 = 13,336.40 : x
  2. Step 2: Convert to fraction form
    29,973.80/44,976.90 = 13,336.40/x
  3. Step 3: Cross multiply
    29,973.80x = 44,976.90 × 13,336.40
  4. Step 4: Simplify right side
    29,973.80x = 599,829,929.16
  5. Step 5: Solve for x
    x = 599,829,929.16/29,973.80
  6. Step 6: Final answer
    x = 20,011.81

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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.