Home / 27,056.24-37,334.72-15,120.08

Finding the Fourth Proportional to 27,056.24, 37,334.72 and 15,120.08

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Solution

The fourth proportional to 27,056.24, 37,334.72 and 15,120.08 is: 20,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,056.24 : 37,334.72 = 15,120.08 : x
  2. Step 2: Convert to fraction form
    27,056.24/37,334.72 = 15,120.08/x
  3. Step 3: Cross multiply
    27,056.24x = 37,334.72 × 15,120.08
  4. Step 4: Simplify right side
    27,056.24x = 564,503,953.18
  5. Step 5: Solve for x
    x = 564,503,953.18/27,056.24
  6. Step 6: Final answer
    x = 20,864.09

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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.