Home / 21,981.58-32,972.37-14,600.46

Finding the Fourth Proportional to 21,981.58, 32,972.37 and 14,600.46

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Solution

The fourth proportional to 21,981.58, 32,972.37 and 14,600.46 is: 21,900.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,981.58 : 32,972.37 = 14,600.46 : x
  2. Step 2: Convert to fraction form
    21,981.58/32,972.37 = 14,600.46/x
  3. Step 3: Cross multiply
    21,981.58x = 32,972.37 × 14,600.46
  4. Step 4: Simplify right side
    21,981.58x = 481,411,769.29
  5. Step 5: Solve for x
    x = 481,411,769.29/21,981.58
  6. Step 6: Final answer
    x = 21,900.69

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Similar ratio
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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.