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Finding the Fourth Proportional to 43,368, 65,052.48 and 10,536

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Solution

The fourth proportional to 43,368, 65,052.48 and 10,536 is: 15,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,368 : 65,052.48 = 10,536 : x
  2. Step 2: Convert to fraction form
    43,368/65,052.48 = 10,536/x
  3. Step 3: Cross multiply
    43,368x = 65,052.48 × 10,536
  4. Step 4: Simplify right side
    43,368x = 685,392,929.28
  5. Step 5: Solve for x
    x = 685,392,929.28/43,368
  6. Step 6: Final answer
    x = 15,804.12

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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.