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Finding the Fourth Proportional to 32,958.90, 49,416.51 and 18,174.90

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Solution

The fourth proportional to 32,958.90, 49,416.51 and 18,174.90 is: 27,250.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,958.90 : 49,416.51 = 18,174.90 : x
  2. Step 2: Convert to fraction form
    32,958.90/49,416.51 = 18,174.90/x
  3. Step 3: Cross multiply
    32,958.90x = 49,416.51 × 18,174.90
  4. Step 4: Simplify right side
    32,958.90x = 898,140,127.60
  5. Step 5: Solve for x
    x = 898,140,127.60/32,958.90
  6. Step 6: Final answer
    x = 27,250.31

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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.