Home / 43,068.16-64,563.92-16,766.72

Finding the Fourth Proportional to 43,068.16, 64,563.92 and 16,766.72

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Solution

The fourth proportional to 43,068.16, 64,563.92 and 16,766.72 is: 25,135.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068.16 : 64,563.92 = 16,766.72 : x
  2. Step 2: Convert to fraction form
    43,068.16/64,563.92 = 16,766.72/x
  3. Step 3: Cross multiply
    43,068.16x = 64,563.92 × 16,766.72
  4. Step 4: Simplify right side
    43,068.16x = 1,082,525,168.74
  5. Step 5: Solve for x
    x = 1,082,525,168.74/43,068.16
  6. Step 6: Final answer
    x = 25,135.16

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Why These Related Problems?

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