Home / 31,188.02-46,786.64-11,465.02

Finding the Fourth Proportional to 31,188.02, 46,786.64 and 11,465.02

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Solution

The fourth proportional to 31,188.02, 46,786.64 and 11,465.02 is: 17,199.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,188.02 : 46,786.64 = 11,465.02 : x
  2. Step 2: Convert to fraction form
    31,188.02/46,786.64 = 11,465.02/x
  3. Step 3: Cross multiply
    31,188.02x = 46,786.64 × 11,465.02
  4. Step 4: Simplify right side
    31,188.02x = 536,409,764.49
  5. Step 5: Solve for x
    x = 536,409,764.49/31,188.02
  6. Step 6: Final answer
    x = 17,199.23

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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.