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Finding the Fourth Proportional to 32,057.85, 44,238.63 and 18,447.99

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Solution

The fourth proportional to 32,057.85, 44,238.63 and 18,447.99 is: 25,457.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,057.85 : 44,238.63 = 18,447.99 : x
  2. Step 2: Convert to fraction form
    32,057.85/44,238.63 = 18,447.99/x
  3. Step 3: Cross multiply
    32,057.85x = 44,238.63 × 18,447.99
  4. Step 4: Simplify right side
    32,057.85x = 816,113,711.61
  5. Step 5: Solve for x
    x = 816,113,711.61/32,057.85
  6. Step 6: Final answer
    x = 25,457.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.