Home / 39,918.89-59,881.68-10,337.29

Finding the Fourth Proportional to 39,918.89, 59,881.68 and 10,337.29

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Solution

The fourth proportional to 39,918.89, 59,881.68 and 10,337.29 is: 15,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,918.89 : 59,881.68 = 10,337.29 : x
  2. Step 2: Convert to fraction form
    39,918.89/59,881.68 = 10,337.29/x
  3. Step 3: Cross multiply
    39,918.89x = 59,881.68 × 10,337.29
  4. Step 4: Simplify right side
    39,918.89x = 619,014,142.14
  5. Step 5: Solve for x
    x = 619,014,142.14/39,918.89
  6. Step 6: Final answer
    x = 15,506.80

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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.