Home / 43,033.20-64,549.26-11,868.18

Finding the Fourth Proportional to 43,033.20, 64,549.26 and 11,868.18

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Solution

The fourth proportional to 43,033.20, 64,549.26 and 11,868.18 is: 17,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,033.20 : 64,549.26 = 11,868.18 : x
  2. Step 2: Convert to fraction form
    43,033.20/64,549.26 = 11,868.18/x
  3. Step 3: Cross multiply
    43,033.20x = 64,549.26 × 11,868.18
  4. Step 4: Simplify right side
    43,033.20x = 766,082,236.55
  5. Step 5: Solve for x
    x = 766,082,236.55/43,033.20
  6. Step 6: Final answer
    x = 17,802.12

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1.5x scale

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.