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Finding the Fourth Proportional to 39,035.21, 58,552.97 and 9,453

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Solution

The fourth proportional to 39,035.21, 58,552.97 and 9,453 is: 14,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.21 : 58,552.97 = 9,453 : x
  2. Step 2: Convert to fraction form
    39,035.21/58,552.97 = 9,453/x
  3. Step 3: Cross multiply
    39,035.21x = 58,552.97 × 9,453
  4. Step 4: Simplify right side
    39,035.21x = 553,501,225.41
  5. Step 5: Solve for x
    x = 553,501,225.41/39,035.21
  6. Step 6: Final answer
    x = 14,179.54

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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.