Home / 14,094.97-21,039.00-12,434.11

Finding the Fourth Proportional to 14,094.97, 21,039.00 and 12,434.11

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Solution

The fourth proportional to 14,094.97, 21,039.00 and 12,434.11 is: 18,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.97 : 21,039.00 = 12,434.11 : x
  2. Step 2: Convert to fraction form
    14,094.97/21,039.00 = 12,434.11/x
  3. Step 3: Cross multiply
    14,094.97x = 21,039.00 × 12,434.11
  4. Step 4: Simplify right side
    14,094.97x = 261,601,209.20
  5. Step 5: Solve for x
    x = 261,601,209.20/14,094.97
  6. Step 6: Final answer
    x = 18,559.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.