Home / 57,948.30-86,905.71-26,340.75

Finding the Fourth Proportional to 57,948.30, 86,905.71 and 26,340.75

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Solution

The fourth proportional to 57,948.30, 86,905.71 and 26,340.75 is: 39,503.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,948.30 : 86,905.71 = 26,340.75 : x
  2. Step 2: Convert to fraction form
    57,948.30/86,905.71 = 26,340.75/x
  3. Step 3: Cross multiply
    57,948.30x = 86,905.71 × 26,340.75
  4. Step 4: Simplify right side
    57,948.30x = 2,289,161,580.68
  5. Step 5: Solve for x
    x = 2,289,161,580.68/57,948.30
  6. Step 6: Final answer
    x = 39,503.52

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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.