Home / 45,550.02-68,328.27-14,385

Finding the Fourth Proportional to 45,550.02, 68,328.27 and 14,385

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Solution

The fourth proportional to 45,550.02, 68,328.27 and 14,385 is: 21,578.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,550.02 : 68,328.27 = 14,385 : x
  2. Step 2: Convert to fraction form
    45,550.02/68,328.27 = 14,385/x
  3. Step 3: Cross multiply
    45,550.02x = 68,328.27 × 14,385
  4. Step 4: Simplify right side
    45,550.02x = 982,902,163.95
  5. Step 5: Solve for x
    x = 982,902,163.95/45,550.02
  6. Step 6: Final answer
    x = 21,578.52

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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.