Home / 55,025.78-82,544.13-19,968.17

Finding the Fourth Proportional to 55,025.78, 82,544.13 and 19,968.17

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Solution

The fourth proportional to 55,025.78, 82,544.13 and 19,968.17 is: 29,954.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,025.78 : 82,544.13 = 19,968.17 : x
  2. Step 2: Convert to fraction form
    55,025.78/82,544.13 = 19,968.17/x
  3. Step 3: Cross multiply
    55,025.78x = 82,544.13 × 19,968.17
  4. Step 4: Simplify right side
    55,025.78x = 1,648,255,220.34
  5. Step 5: Solve for x
    x = 1,648,255,220.34/55,025.78
  6. Step 6: Final answer
    x = 29,954.24

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1.5x scale

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.