Home / 46,872-64,704.69-29,899.53

Finding the Fourth Proportional to 46,872, 64,704.69 and 29,899.53

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Solution

The fourth proportional to 46,872, 64,704.69 and 29,899.53 is: 41,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,872 : 64,704.69 = 29,899.53 : x
  2. Step 2: Convert to fraction form
    46,872/64,704.69 = 29,899.53/x
  3. Step 3: Cross multiply
    46,872x = 64,704.69 × 29,899.53
  4. Step 4: Simplify right side
    46,872x = 1,934,639,819.80
  5. Step 5: Solve for x
    x = 1,934,639,819.80/46,872
  6. Step 6: Final answer
    x = 41,274.96

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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.