Home / 12,904.24-19,352.71-5,006.20

Finding the Fourth Proportional to 12,904.24, 19,352.71 and 5,006.20

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Solution

The fourth proportional to 12,904.24, 19,352.71 and 5,006.20 is: 7,507.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904.24 : 19,352.71 = 5,006.20 : x
  2. Step 2: Convert to fraction form
    12,904.24/19,352.71 = 5,006.20/x
  3. Step 3: Cross multiply
    12,904.24x = 19,352.71 × 5,006.20
  4. Step 4: Simplify right side
    12,904.24x = 96,883,536.80
  5. Step 5: Solve for x
    x = 96,883,536.80/12,904.24
  6. Step 6: Final answer
    x = 7,507.88

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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.