Home / 39,905.42-59,817.71-25,874.33

Finding the Fourth Proportional to 39,905.42, 59,817.71 and 25,874.33

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Solution

The fourth proportional to 39,905.42, 59,817.71 and 25,874.33 is: 38,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,905.42 : 59,817.71 = 25,874.33 : x
  2. Step 2: Convert to fraction form
    39,905.42/59,817.71 = 25,874.33/x
  3. Step 3: Cross multiply
    39,905.42x = 59,817.71 × 25,874.33
  4. Step 4: Simplify right side
    39,905.42x = 1,547,742,739.92
  5. Step 5: Solve for x
    x = 1,547,742,739.92/39,905.42
  6. Step 6: Final answer
    x = 38,785.28

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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.