Home / 38,955.09-58,386.50-17,877.36

Finding the Fourth Proportional to 38,955.09, 58,386.50 and 17,877.36

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Solution

The fourth proportional to 38,955.09, 58,386.50 and 17,877.36 is: 26,794.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,955.09 : 58,386.50 = 17,877.36 : x
  2. Step 2: Convert to fraction form
    38,955.09/58,386.50 = 17,877.36/x
  3. Step 3: Cross multiply
    38,955.09x = 58,386.50 × 17,877.36
  4. Step 4: Simplify right side
    38,955.09x = 1,043,796,390.25
  5. Step 5: Solve for x
    x = 1,043,796,390.25/38,955.09
  6. Step 6: Final answer
    x = 26,794.87

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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.