Home / 41,130.48-61,720.40-17,756.89

Finding the Fourth Proportional to 41,130.48, 61,720.40 and 17,756.89

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Solution

The fourth proportional to 41,130.48, 61,720.40 and 17,756.89 is: 26,645.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,130.48 : 61,720.40 = 17,756.89 : x
  2. Step 2: Convert to fraction form
    41,130.48/61,720.40 = 17,756.89/x
  3. Step 3: Cross multiply
    41,130.48x = 61,720.40 × 17,756.89
  4. Step 4: Simplify right side
    41,130.48x = 1,095,962,353.56
  5. Step 5: Solve for x
    x = 1,095,962,353.56/41,130.48
  6. Step 6: Final answer
    x = 26,645.99

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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.