Home / 12,812.36-19,216.92-5,026.64

Finding the Fourth Proportional to 12,812.36, 19,216.92 and 5,026.64

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Solution

The fourth proportional to 12,812.36, 19,216.92 and 5,026.64 is: 7,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,812.36 : 19,216.92 = 5,026.64 : x
  2. Step 2: Convert to fraction form
    12,812.36/19,216.92 = 5,026.64/x
  3. Step 3: Cross multiply
    12,812.36x = 19,216.92 × 5,026.64
  4. Step 4: Simplify right side
    12,812.36x = 96,596,538.75
  5. Step 5: Solve for x
    x = 96,596,538.75/12,812.36
  6. Step 6: Final answer
    x = 7,539.32

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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.