Home / 57,911.48-86,802.65-26,274.09

Finding the Fourth Proportional to 57,911.48, 86,802.65 and 26,274.09

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Solution

The fourth proportional to 57,911.48, 86,802.65 and 26,274.09 is: 39,381.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911.48 : 86,802.65 = 26,274.09 : x
  2. Step 2: Convert to fraction form
    57,911.48/86,802.65 = 26,274.09/x
  3. Step 3: Cross multiply
    57,911.48x = 86,802.65 × 26,274.09
  4. Step 4: Simplify right side
    57,911.48x = 2,280,660,506.97
  5. Step 5: Solve for x
    x = 2,280,660,506.97/57,911.48
  6. Step 6: Final answer
    x = 39,381.84

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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.