Home / 12,730.16-19,096.16-5,327.17

Finding the Fourth Proportional to 12,730.16, 19,096.16 and 5,327.17

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Solution

The fourth proportional to 12,730.16, 19,096.16 and 5,327.17 is: 7,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.16 : 19,096.16 = 5,327.17 : x
  2. Step 2: Convert to fraction form
    12,730.16/19,096.16 = 5,327.17/x
  3. Step 3: Cross multiply
    12,730.16x = 19,096.16 × 5,327.17
  4. Step 4: Simplify right side
    12,730.16x = 101,728,416.29
  5. Step 5: Solve for x
    x = 101,728,416.29/12,730.16
  6. Step 6: Final answer
    x = 7,991.13

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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.