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Finding the Fourth Proportional to 32,364.39, 44,639.84 and 21,603.84

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Solution

The fourth proportional to 32,364.39, 44,639.84 and 21,603.84 is: 29,797.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,364.39 : 44,639.84 = 21,603.84 : x
  2. Step 2: Convert to fraction form
    32,364.39/44,639.84 = 21,603.84/x
  3. Step 3: Cross multiply
    32,364.39x = 44,639.84 × 21,603.84
  4. Step 4: Simplify right side
    32,364.39x = 964,391,960.99
  5. Step 5: Solve for x
    x = 964,391,960.99/32,364.39
  6. Step 6: Final answer
    x = 29,797.93

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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.