Home / 47,694.92-65,830.60-28,586.01

Finding the Fourth Proportional to 47,694.92, 65,830.60 and 28,586.01

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Solution

The fourth proportional to 47,694.92, 65,830.60 and 28,586.01 is: 39,455.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,694.92 : 65,830.60 = 28,586.01 : x
  2. Step 2: Convert to fraction form
    47,694.92/65,830.60 = 28,586.01/x
  3. Step 3: Cross multiply
    47,694.92x = 65,830.60 × 28,586.01
  4. Step 4: Simplify right side
    47,694.92x = 1,881,834,434.14
  5. Step 5: Solve for x
    x = 1,881,834,434.14/47,694.92
  6. Step 6: Final answer
    x = 39,455.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.