Home / 31,842.56-47,771.52-11,068.16

Finding the Fourth Proportional to 31,842.56, 47,771.52 and 11,068.16

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Solution

The fourth proportional to 31,842.56, 47,771.52 and 11,068.16 is: 16,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,842.56 : 47,771.52 = 11,068.16 : x
  2. Step 2: Convert to fraction form
    31,842.56/47,771.52 = 11,068.16/x
  3. Step 3: Cross multiply
    31,842.56x = 47,771.52 × 11,068.16
  4. Step 4: Simplify right side
    31,842.56x = 528,742,826.80
  5. Step 5: Solve for x
    x = 528,742,826.80/31,842.56
  6. Step 6: Final answer
    x = 16,604.91

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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.