Home / 26,849.96-40,271.86-7,130.06

Finding the Fourth Proportional to 26,849.96, 40,271.86 and 7,130.06

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Solution

The fourth proportional to 26,849.96, 40,271.86 and 7,130.06 is: 10,694.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.96 : 40,271.86 = 7,130.06 : x
  2. Step 2: Convert to fraction form
    26,849.96/40,271.86 = 7,130.06/x
  3. Step 3: Cross multiply
    26,849.96x = 40,271.86 × 7,130.06
  4. Step 4: Simplify right side
    26,849.96x = 287,140,860.97
  5. Step 5: Solve for x
    x = 287,140,860.97/26,849.96
  6. Step 6: Final answer
    x = 10,694.27

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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.