Home / 12,829.77-17,649.59-10,466.73

Finding the Fourth Proportional to 12,829.77, 17,649.59 and 10,466.73

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Solution

The fourth proportional to 12,829.77, 17,649.59 and 10,466.73 is: 14,398.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829.77 : 17,649.59 = 10,466.73 : x
  2. Step 2: Convert to fraction form
    12,829.77/17,649.59 = 10,466.73/x
  3. Step 3: Cross multiply
    12,829.77x = 17,649.59 × 10,466.73
  4. Step 4: Simplify right side
    12,829.77x = 184,733,440.81
  5. Step 5: Solve for x
    x = 184,733,440.81/12,829.77
  6. Step 6: Final answer
    x = 14,398.81

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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.