Home / 26,707.30-40,080.64-12,667.36

Finding the Fourth Proportional to 26,707.30, 40,080.64 and 12,667.36

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Solution

The fourth proportional to 26,707.30, 40,080.64 and 12,667.36 is: 19,010.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,707.30 : 40,080.64 = 12,667.36 : x
  2. Step 2: Convert to fraction form
    26,707.30/40,080.64 = 12,667.36/x
  3. Step 3: Cross multiply
    26,707.30x = 40,080.64 × 12,667.36
  4. Step 4: Simplify right side
    26,707.30x = 507,715,895.91
  5. Step 5: Solve for x
    x = 507,715,895.91/26,707.30
  6. Step 6: Final answer
    x = 19,010.38

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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.