Home / 15,552.80-23,320.64-10,628

Finding the Fourth Proportional to 15,552.80, 23,320.64 and 10,628

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Solution

The fourth proportional to 15,552.80, 23,320.64 and 10,628 is: 15,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.80 : 23,320.64 = 10,628 : x
  2. Step 2: Convert to fraction form
    15,552.80/23,320.64 = 10,628/x
  3. Step 3: Cross multiply
    15,552.80x = 23,320.64 × 10,628
  4. Step 4: Simplify right side
    15,552.80x = 247,851,761.92
  5. Step 5: Solve for x
    x = 247,851,761.92/15,552.80
  6. Step 6: Final answer
    x = 15,936.15

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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.