Home / 27,169.74-40,751.12-10,518.36

Finding the Fourth Proportional to 27,169.74, 40,751.12 and 10,518.36

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Solution

The fourth proportional to 27,169.74, 40,751.12 and 10,518.36 is: 15,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,169.74 : 40,751.12 = 10,518.36 : x
  2. Step 2: Convert to fraction form
    27,169.74/40,751.12 = 10,518.36/x
  3. Step 3: Cross multiply
    27,169.74x = 40,751.12 × 10,518.36
  4. Step 4: Simplify right side
    27,169.74x = 428,634,950.56
  5. Step 5: Solve for x
    x = 428,634,950.56/27,169.74
  6. Step 6: Final answer
    x = 15,776.19

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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.