Home / 12,792.04-19,186.86-4,026.28

Finding the Fourth Proportional to 12,792.04, 19,186.86 and 4,026.28

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Solution

The fourth proportional to 12,792.04, 19,186.86 and 4,026.28 is: 6,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,792.04 : 19,186.86 = 4,026.28 : x
  2. Step 2: Convert to fraction form
    12,792.04/19,186.86 = 4,026.28/x
  3. Step 3: Cross multiply
    12,792.04x = 19,186.86 × 4,026.28
  4. Step 4: Simplify right side
    12,792.04x = 77,251,670.68
  5. Step 5: Solve for x
    x = 77,251,670.68/12,792.04
  6. Step 6: Final answer
    x = 6,039.04

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1.5x scale

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.