Home / 26,007.35-38,984.99-12,869.27

Finding the Fourth Proportional to 26,007.35, 38,984.99 and 12,869.27

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Solution

The fourth proportional to 26,007.35, 38,984.99 and 12,869.27 is: 19,291.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.35 : 38,984.99 = 12,869.27 : x
  2. Step 2: Convert to fraction form
    26,007.35/38,984.99 = 12,869.27/x
  3. Step 3: Cross multiply
    26,007.35x = 38,984.99 × 12,869.27
  4. Step 4: Simplify right side
    26,007.35x = 501,708,297.91
  5. Step 5: Solve for x
    x = 501,708,297.91/26,007.35
  6. Step 6: Final answer
    x = 19,291.02

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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.