Home / 43,490.02-65,235.33-11,899.41

Finding the Fourth Proportional to 43,490.02, 65,235.33 and 11,899.41

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Solution

The fourth proportional to 43,490.02, 65,235.33 and 11,899.41 is: 17,849.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,490.02 : 65,235.33 = 11,899.41 : x
  2. Step 2: Convert to fraction form
    43,490.02/65,235.33 = 11,899.41/x
  3. Step 3: Cross multiply
    43,490.02x = 65,235.33 × 11,899.41
  4. Step 4: Simplify right side
    43,490.02x = 776,261,552.48
  5. Step 5: Solve for x
    x = 776,261,552.48/43,490.02
  6. Step 6: Final answer
    x = 17,849.19

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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.