Home / 21,541.44-32,287.20-14,522.88

Finding the Fourth Proportional to 21,541.44, 32,287.20 and 14,522.88

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Solution

The fourth proportional to 21,541.44, 32,287.20 and 14,522.88 is: 21,767.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541.44 : 32,287.20 = 14,522.88 : x
  2. Step 2: Convert to fraction form
    21,541.44/32,287.20 = 14,522.88/x
  3. Step 3: Cross multiply
    21,541.44x = 32,287.20 × 14,522.88
  4. Step 4: Simplify right side
    21,541.44x = 468,903,131.14
  5. Step 5: Solve for x
    x = 468,903,131.14/21,541.44
  6. Step 6: Final answer
    x = 21,767.49

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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.