Home / 12,802.64-19,192.44-6,627.92

Finding the Fourth Proportional to 12,802.64, 19,192.44 and 6,627.92

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Solution

The fourth proportional to 12,802.64, 19,192.44 and 6,627.92 is: 9,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.64 : 19,192.44 = 6,627.92 : x
  2. Step 2: Convert to fraction form
    12,802.64/19,192.44 = 6,627.92/x
  3. Step 3: Cross multiply
    12,802.64x = 19,192.44 × 6,627.92
  4. Step 4: Simplify right side
    12,802.64x = 127,205,956.92
  5. Step 5: Solve for x
    x = 127,205,956.92/12,802.64
  6. Step 6: Final answer
    x = 9,935.92

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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.