Home / 55,435.03-76,500.32-29,941.38

Finding the Fourth Proportional to 55,435.03, 76,500.32 and 29,941.38

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Solution

The fourth proportional to 55,435.03, 76,500.32 and 29,941.38 is: 41,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,435.03 : 76,500.32 = 29,941.38 : x
  2. Step 2: Convert to fraction form
    55,435.03/76,500.32 = 29,941.38/x
  3. Step 3: Cross multiply
    55,435.03x = 76,500.32 × 29,941.38
  4. Step 4: Simplify right side
    55,435.03x = 2,290,525,001.53
  5. Step 5: Solve for x
    x = 2,290,525,001.53/55,435.03
  6. Step 6: Final answer
    x = 41,319.09

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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.