Home / 55,012.96-82,515.36-17,571.52

Finding the Fourth Proportional to 55,012.96, 82,515.36 and 17,571.52

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Solution

The fourth proportional to 55,012.96, 82,515.36 and 17,571.52 is: 26,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.96 : 82,515.36 = 17,571.52 : x
  2. Step 2: Convert to fraction form
    55,012.96/82,515.36 = 17,571.52/x
  3. Step 3: Cross multiply
    55,012.96x = 82,515.36 × 17,571.52
  4. Step 4: Simplify right side
    55,012.96x = 1,449,920,298.55
  5. Step 5: Solve for x
    x = 1,449,920,298.55/55,012.96
  6. Step 6: Final answer
    x = 26,355.98

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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.