Home / 55,035.90-75,950.37-29,885.58

Finding the Fourth Proportional to 55,035.90, 75,950.37 and 29,885.58

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Solution

The fourth proportional to 55,035.90, 75,950.37 and 29,885.58 is: 41,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,035.90 : 75,950.37 = 29,885.58 : x
  2. Step 2: Convert to fraction form
    55,035.90/75,950.37 = 29,885.58/x
  3. Step 3: Cross multiply
    55,035.90x = 75,950.37 × 29,885.58
  4. Step 4: Simplify right side
    55,035.90x = 2,269,820,858.66
  5. Step 5: Solve for x
    x = 2,269,820,858.66/55,035.90
  6. Step 6: Final answer
    x = 41,242.55

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1.5x scale

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.