Home / 33,153.47-49,731.57-9,779.91

Finding the Fourth Proportional to 33,153.47, 49,731.57 and 9,779.91

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Solution

The fourth proportional to 33,153.47, 49,731.57 and 9,779.91 is: 14,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,153.47 : 49,731.57 = 9,779.91 : x
  2. Step 2: Convert to fraction form
    33,153.47/49,731.57 = 9,779.91/x
  3. Step 3: Cross multiply
    33,153.47x = 49,731.57 × 9,779.91
  4. Step 4: Simplify right side
    33,153.47x = 486,370,092.27
  5. Step 5: Solve for x
    x = 486,370,092.27/33,153.47
  6. Step 6: Final answer
    x = 14,670.26

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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.