Home / 47,828.38-65,985.33-29,916.58

Finding the Fourth Proportional to 47,828.38, 65,985.33 and 29,916.58

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Solution

The fourth proportional to 47,828.38, 65,985.33 and 29,916.58 is: 41,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,828.38 : 65,985.33 = 29,916.58 : x
  2. Step 2: Convert to fraction form
    47,828.38/65,985.33 = 29,916.58/x
  3. Step 3: Cross multiply
    47,828.38x = 65,985.33 × 29,916.58
  4. Step 4: Simplify right side
    47,828.38x = 1,974,055,238.81
  5. Step 5: Solve for x
    x = 1,974,055,238.81/47,828.38
  6. Step 6: Final answer
    x = 41,273.72

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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.