Home / 27,129.63-40,756.99-26,008.65

Finding the Fourth Proportional to 27,129.63, 40,756.99 and 26,008.65

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Solution

The fourth proportional to 27,129.63, 40,756.99 and 26,008.65 is: 39,072.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,129.63 : 40,756.99 = 26,008.65 : x
  2. Step 2: Convert to fraction form
    27,129.63/40,756.99 = 26,008.65/x
  3. Step 3: Cross multiply
    27,129.63x = 40,756.99 × 26,008.65
  4. Step 4: Simplify right side
    27,129.63x = 1,060,034,287.96
  5. Step 5: Solve for x
    x = 1,060,034,287.96/27,129.63
  6. Step 6: Final answer
    x = 39,072.94

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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.