Home / 16,239.48-22,410.02-9,166.56

Finding the Fourth Proportional to 16,239.48, 22,410.02 and 9,166.56

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Solution

The fourth proportional to 16,239.48, 22,410.02 and 9,166.56 is: 12,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.48 : 22,410.02 = 9,166.56 : x
  2. Step 2: Convert to fraction form
    16,239.48/22,410.02 = 9,166.56/x
  3. Step 3: Cross multiply
    16,239.48x = 22,410.02 × 9,166.56
  4. Step 4: Simplify right side
    16,239.48x = 205,422,792.93
  5. Step 5: Solve for x
    x = 205,422,792.93/16,239.48
  6. Step 6: Final answer
    x = 12,649.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.