Home / 27,147.64-37,463.71-15,211.06

Finding the Fourth Proportional to 27,147.64, 37,463.71 and 15,211.06

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Solution

The fourth proportional to 27,147.64, 37,463.71 and 15,211.06 is: 20,991.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.64 : 37,463.71 = 15,211.06 : x
  2. Step 2: Convert to fraction form
    27,147.64/37,463.71 = 15,211.06/x
  3. Step 3: Cross multiply
    27,147.64x = 37,463.71 × 15,211.06
  4. Step 4: Simplify right side
    27,147.64x = 569,862,665.99
  5. Step 5: Solve for x
    x = 569,862,665.99/27,147.64
  6. Step 6: Final answer
    x = 20,991.24

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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.