Home / 47,579.10-71,478.81-29,864.94

Finding the Fourth Proportional to 47,579.10, 71,478.81 and 29,864.94

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Solution

The fourth proportional to 47,579.10, 71,478.81 and 29,864.94 is: 44,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,579.10 : 71,478.81 = 29,864.94 : x
  2. Step 2: Convert to fraction form
    47,579.10/71,478.81 = 29,864.94/x
  3. Step 3: Cross multiply
    47,579.10x = 71,478.81 × 29,864.94
  4. Step 4: Simplify right side
    47,579.10x = 2,134,710,371.92
  5. Step 5: Solve for x
    x = 2,134,710,371.92/47,579.10
  6. Step 6: Final answer
    x = 44,866.56

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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.