Home / 55,030.19-75,941.69-29,879.69

Finding the Fourth Proportional to 55,030.19, 75,941.69 and 29,879.69

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Solution

The fourth proportional to 55,030.19, 75,941.69 and 29,879.69 is: 41,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,030.19 : 75,941.69 = 29,879.69 : x
  2. Step 2: Convert to fraction form
    55,030.19/75,941.69 = 29,879.69/x
  3. Step 3: Cross multiply
    55,030.19x = 75,941.69 × 29,879.69
  4. Step 4: Simplify right side
    55,030.19x = 2,269,113,626.17
  5. Step 5: Solve for x
    x = 2,269,113,626.17/55,030.19
  6. Step 6: Final answer
    x = 41,233.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.