Home / 39,135.71-58,678.04-25,768.26

Finding the Fourth Proportional to 39,135.71, 58,678.04 and 25,768.26

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Solution

The fourth proportional to 39,135.71, 58,678.04 and 25,768.26 is: 38,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,135.71 : 58,678.04 = 25,768.26 : x
  2. Step 2: Convert to fraction form
    39,135.71/58,678.04 = 25,768.26/x
  3. Step 3: Cross multiply
    39,135.71x = 58,678.04 × 25,768.26
  4. Step 4: Simplify right side
    39,135.71x = 1,512,030,991.01
  5. Step 5: Solve for x
    x = 1,512,030,991.01/39,135.71
  6. Step 6: Final answer
    x = 38,635.58

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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.