Home / 29,083.46-43,588.53-12,423.78

Finding the Fourth Proportional to 29,083.46, 43,588.53 and 12,423.78

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Solution

The fourth proportional to 29,083.46, 43,588.53 and 12,423.78 is: 18,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083.46 : 43,588.53 = 12,423.78 : x
  2. Step 2: Convert to fraction form
    29,083.46/43,588.53 = 12,423.78/x
  3. Step 3: Cross multiply
    29,083.46x = 43,588.53 × 12,423.78
  4. Step 4: Simplify right side
    29,083.46x = 541,534,307.24
  5. Step 5: Solve for x
    x = 541,534,307.24/29,083.46
  6. Step 6: Final answer
    x = 18,620.01

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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.