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Finding the Fourth Proportional to 32,485.92, 44,830.50 and 18,338.46

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Solution

The fourth proportional to 32,485.92, 44,830.50 and 18,338.46 is: 25,307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.92 : 44,830.50 = 18,338.46 : x
  2. Step 2: Convert to fraction form
    32,485.92/44,830.50 = 18,338.46/x
  3. Step 3: Cross multiply
    32,485.92x = 44,830.50 × 18,338.46
  4. Step 4: Simplify right side
    32,485.92x = 822,122,331.03
  5. Step 5: Solve for x
    x = 822,122,331.03/32,485.92
  6. Step 6: Final answer
    x = 25,307.04

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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.