Home / 26,275.82-39,412.63-12,231.02

Finding the Fourth Proportional to 26,275.82, 39,412.63 and 12,231.02

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Solution

The fourth proportional to 26,275.82, 39,412.63 and 12,231.02 is: 18,346.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,275.82 : 39,412.63 = 12,231.02 : x
  2. Step 2: Convert to fraction form
    26,275.82/39,412.63 = 12,231.02/x
  3. Step 3: Cross multiply
    26,275.82x = 39,412.63 × 12,231.02
  4. Step 4: Simplify right side
    26,275.82x = 482,056,407.56
  5. Step 5: Solve for x
    x = 482,056,407.56/26,275.82
  6. Step 6: Final answer
    x = 18,346.01

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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.