Home / 27,146.46-37,464.42-15,209.64

Finding the Fourth Proportional to 27,146.46, 37,464.42 and 15,209.64

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Solution

The fourth proportional to 27,146.46, 37,464.42 and 15,209.64 is: 20,990.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.46 : 37,464.42 = 15,209.64 : x
  2. Step 2: Convert to fraction form
    27,146.46/37,464.42 = 15,209.64/x
  3. Step 3: Cross multiply
    27,146.46x = 37,464.42 × 15,209.64
  4. Step 4: Simplify right side
    27,146.46x = 569,820,341.01
  5. Step 5: Solve for x
    x = 569,820,341.01/27,146.46
  6. Step 6: Final answer
    x = 20,990.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.