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Finding the Fourth Proportional to 32,558.66, 44,935.08 and 18,219.30

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Solution

The fourth proportional to 32,558.66, 44,935.08 and 18,219.30 is: 25,144.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,558.66 : 44,935.08 = 18,219.30 : x
  2. Step 2: Convert to fraction form
    32,558.66/44,935.08 = 18,219.30/x
  3. Step 3: Cross multiply
    32,558.66x = 44,935.08 × 18,219.30
  4. Step 4: Simplify right side
    32,558.66x = 818,685,703.04
  5. Step 5: Solve for x
    x = 818,685,703.04/32,558.66
  6. Step 6: Final answer
    x = 25,144.94

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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.