Home / 47,422.68-71,141.70-14,583

Finding the Fourth Proportional to 47,422.68, 71,141.70 and 14,583

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Solution

The fourth proportional to 47,422.68, 71,141.70 and 14,583 is: 21,876.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,422.68 : 71,141.70 = 14,583 : x
  2. Step 2: Convert to fraction form
    47,422.68/71,141.70 = 14,583/x
  3. Step 3: Cross multiply
    47,422.68x = 71,141.70 × 14,583
  4. Step 4: Simplify right side
    47,422.68x = 1,037,459,411.10
  5. Step 5: Solve for x
    x = 1,037,459,411.10/47,422.68
  6. Step 6: Final answer
    x = 21,876.86

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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.