Home / 38,984.06-58,483.29-12,336.76

Finding the Fourth Proportional to 38,984.06, 58,483.29 and 12,336.76

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Solution

The fourth proportional to 38,984.06, 58,483.29 and 12,336.76 is: 18,507.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984.06 : 58,483.29 = 12,336.76 : x
  2. Step 2: Convert to fraction form
    38,984.06/58,483.29 = 12,336.76/x
  3. Step 3: Cross multiply
    38,984.06x = 58,483.29 × 12,336.76
  4. Step 4: Simplify right side
    38,984.06x = 721,494,068.44
  5. Step 5: Solve for x
    x = 721,494,068.44/38,984.06
  6. Step 6: Final answer
    x = 18,507.41

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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.