Home / 21,536.40-32,304.72-6,744.18

Finding the Fourth Proportional to 21,536.40, 32,304.72 and 6,744.18

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Solution

The fourth proportional to 21,536.40, 32,304.72 and 6,744.18 is: 10,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,536.40 : 32,304.72 = 6,744.18 : x
  2. Step 2: Convert to fraction form
    21,536.40/32,304.72 = 6,744.18/x
  3. Step 3: Cross multiply
    21,536.40x = 32,304.72 × 6,744.18
  4. Step 4: Simplify right side
    21,536.40x = 217,868,846.53
  5. Step 5: Solve for x
    x = 217,868,846.53/21,536.40
  6. Step 6: Final answer
    x = 10,116.31

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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.