Home / 41,077.64-61,624.08-13,004.78

Finding the Fourth Proportional to 41,077.64, 61,624.08 and 13,004.78

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Solution

The fourth proportional to 41,077.64, 61,624.08 and 13,004.78 is: 19,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,077.64 : 61,624.08 = 13,004.78 : x
  2. Step 2: Convert to fraction form
    41,077.64/61,624.08 = 13,004.78/x
  3. Step 3: Cross multiply
    41,077.64x = 61,624.08 × 13,004.78
  4. Step 4: Simplify right side
    41,077.64x = 801,407,603.10
  5. Step 5: Solve for x
    x = 801,407,603.10/41,077.64
  6. Step 6: Final answer
    x = 19,509.58

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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.