Home / 39,256.21-58,841.53-19,279.45

Finding the Fourth Proportional to 39,256.21, 58,841.53 and 19,279.45

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Solution

The fourth proportional to 39,256.21, 58,841.53 and 19,279.45 is: 28,898.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.21 : 58,841.53 = 19,279.45 : x
  2. Step 2: Convert to fraction form
    39,256.21/58,841.53 = 19,279.45/x
  3. Step 3: Cross multiply
    39,256.21x = 58,841.53 × 19,279.45
  4. Step 4: Simplify right side
    39,256.21x = 1,134,432,335.56
  5. Step 5: Solve for x
    x = 1,134,432,335.56/39,256.21
  6. Step 6: Final answer
    x = 28,898.16

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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.