Home / 55,018.67-75,972.31-34,911.23

Finding the Fourth Proportional to 55,018.67, 75,972.31 and 34,911.23

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Solution

The fourth proportional to 55,018.67, 75,972.31 and 34,911.23 is: 48,207.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.67 : 75,972.31 = 34,911.23 : x
  2. Step 2: Convert to fraction form
    55,018.67/75,972.31 = 34,911.23/x
  3. Step 3: Cross multiply
    55,018.67x = 75,972.31 × 34,911.23
  4. Step 4: Simplify right side
    55,018.67x = 2,652,286,320.90
  5. Step 5: Solve for x
    x = 2,652,286,320.90/55,018.67
  6. Step 6: Final answer
    x = 48,207.03

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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.