Home / 57,232.26-85,831.98-19,782.54

Finding the Fourth Proportional to 57,232.26, 85,831.98 and 19,782.54

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Solution

The fourth proportional to 57,232.26, 85,831.98 and 19,782.54 is: 29,668.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,232.26 : 85,831.98 = 19,782.54 : x
  2. Step 2: Convert to fraction form
    57,232.26/85,831.98 = 19,782.54/x
  3. Step 3: Cross multiply
    57,232.26x = 85,831.98 × 19,782.54
  4. Step 4: Simplify right side
    57,232.26x = 1,697,974,577.63
  5. Step 5: Solve for x
    x = 1,697,974,577.63/57,232.26
  6. Step 6: Final answer
    x = 29,668.14

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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.