Home / 27,086.46-37,381.27-15,153.64

Finding the Fourth Proportional to 27,086.46, 37,381.27 and 15,153.64

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Solution

The fourth proportional to 27,086.46, 37,381.27 and 15,153.64 is: 20,913.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.46 : 37,381.27 = 15,153.64 : x
  2. Step 2: Convert to fraction form
    27,086.46/37,381.27 = 15,153.64/x
  3. Step 3: Cross multiply
    27,086.46x = 37,381.27 × 15,153.64
  4. Step 4: Simplify right side
    27,086.46x = 566,462,176.99
  5. Step 5: Solve for x
    x = 566,462,176.99/27,086.46
  6. Step 6: Final answer
    x = 20,913.11

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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.