Home / 41,009.79-61,507.71-11,430.57

Finding the Fourth Proportional to 41,009.79, 61,507.71 and 11,430.57

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Solution

The fourth proportional to 41,009.79, 61,507.71 and 11,430.57 is: 17,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,009.79 : 61,507.71 = 11,430.57 : x
  2. Step 2: Convert to fraction form
    41,009.79/61,507.71 = 11,430.57/x
  3. Step 3: Cross multiply
    41,009.79x = 61,507.71 × 11,430.57
  4. Step 4: Simplify right side
    41,009.79x = 703,068,184.69
  5. Step 5: Solve for x
    x = 703,068,184.69/41,009.79
  6. Step 6: Final answer
    x = 17,143.91

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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.