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Finding the Fourth Proportional to 43,332, 64,998 and 10,500

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Solution

The fourth proportional to 43,332, 64,998 and 10,500 is: 15,750

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332 : 64,998 = 10,500 : x
  2. Step 2: Convert to fraction form
    43,332/64,998 = 10,500/x
  3. Step 3: Cross multiply
    43,332x = 64,998 × 10,500
  4. Step 4: Simplify right side
    43,332x = 682,479,000
  5. Step 5: Solve for x
    x = 682,479,000/43,332
  6. Step 6: Final answer
    x = 15,750

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.