Home / 20,834.60-31,266.30-14,996.20

Finding the Fourth Proportional to 20,834.60, 31,266.30 and 14,996.20

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Solution

The fourth proportional to 20,834.60, 31,266.30 and 14,996.20 is: 22,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,834.60 : 31,266.30 = 14,996.20 : x
  2. Step 2: Convert to fraction form
    20,834.60/31,266.30 = 14,996.20/x
  3. Step 3: Cross multiply
    20,834.60x = 31,266.30 × 14,996.20
  4. Step 4: Simplify right side
    20,834.60x = 468,875,688.06
  5. Step 5: Solve for x
    x = 468,875,688.06/20,834.60
  6. Step 6: Final answer
    x = 22,504.66

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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.