Home / 26,713.96-40,078.62-7,995.40

Finding the Fourth Proportional to 26,713.96, 40,078.62 and 7,995.40

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Solution

The fourth proportional to 26,713.96, 40,078.62 and 7,995.40 is: 11,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,713.96 : 40,078.62 = 7,995.40 : x
  2. Step 2: Convert to fraction form
    26,713.96/40,078.62 = 7,995.40/x
  3. Step 3: Cross multiply
    26,713.96x = 40,078.62 × 7,995.40
  4. Step 4: Simplify right side
    26,713.96x = 320,444,598.35
  5. Step 5: Solve for x
    x = 320,444,598.35/26,713.96
  6. Step 6: Final answer
    x = 11,995.40

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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.