Home / 39,382.24-59,056.02-14,415.80

Finding the Fourth Proportional to 39,382.24, 59,056.02 and 14,415.80

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Solution

The fourth proportional to 39,382.24, 59,056.02 and 14,415.80 is: 21,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,382.24 : 59,056.02 = 14,415.80 : x
  2. Step 2: Convert to fraction form
    39,382.24/59,056.02 = 14,415.80/x
  3. Step 3: Cross multiply
    39,382.24x = 59,056.02 × 14,415.80
  4. Step 4: Simplify right side
    39,382.24x = 851,339,773.12
  5. Step 5: Solve for x
    x = 851,339,773.12/39,382.24
  6. Step 6: Final answer
    x = 21,617.35

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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.