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Finding the Fourth Proportional to 39,165.53, 58,748.02 and 9,583.79

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Solution

The fourth proportional to 39,165.53, 58,748.02 and 9,583.79 is: 14,375.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165.53 : 58,748.02 = 9,583.79 : x
  2. Step 2: Convert to fraction form
    39,165.53/58,748.02 = 9,583.79/x
  3. Step 3: Cross multiply
    39,165.53x = 58,748.02 × 9,583.79
  4. Step 4: Simplify right side
    39,165.53x = 563,028,686.60
  5. Step 5: Solve for x
    x = 563,028,686.60/39,165.53
  6. Step 6: Final answer
    x = 14,375.62

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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.