Home / 38,999.76-58,504.50-12,697.44

Finding the Fourth Proportional to 38,999.76, 58,504.50 and 12,697.44

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Solution

The fourth proportional to 38,999.76, 58,504.50 and 12,697.44 is: 19,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999.76 : 58,504.50 = 12,697.44 : x
  2. Step 2: Convert to fraction form
    38,999.76/58,504.50 = 12,697.44/x
  3. Step 3: Cross multiply
    38,999.76x = 58,504.50 × 12,697.44
  4. Step 4: Simplify right side
    38,999.76x = 742,857,378.48
  5. Step 5: Solve for x
    x = 742,857,378.48/38,999.76
  6. Step 6: Final answer
    x = 19,047.74

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1.5x scale

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.