Home / 21,880.48-32,809.20-14,956.96

Finding the Fourth Proportional to 21,880.48, 32,809.20 and 14,956.96

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Solution

The fourth proportional to 21,880.48, 32,809.20 and 14,956.96 is: 22,427.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880.48 : 32,809.20 = 14,956.96 : x
  2. Step 2: Convert to fraction form
    21,880.48/32,809.20 = 14,956.96/x
  3. Step 3: Cross multiply
    21,880.48x = 32,809.20 × 14,956.96
  4. Step 4: Simplify right side
    21,880.48x = 490,725,892.03
  5. Step 5: Solve for x
    x = 490,725,892.03/21,880.48
  6. Step 6: Final answer
    x = 22,427.57

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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.