Home / 38,039.08-57,044.64-13,072.04

Finding the Fourth Proportional to 38,039.08, 57,044.64 and 13,072.04

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Solution

The fourth proportional to 38,039.08, 57,044.64 and 13,072.04 is: 19,603.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,039.08 : 57,044.64 = 13,072.04 : x
  2. Step 2: Convert to fraction form
    38,039.08/57,044.64 = 13,072.04/x
  3. Step 3: Cross multiply
    38,039.08x = 57,044.64 × 13,072.04
  4. Step 4: Simplify right side
    38,039.08x = 745,689,815.87
  5. Step 5: Solve for x
    x = 745,689,815.87/38,039.08
  6. Step 6: Final answer
    x = 19,603.26

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1.5x scale

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.