Home / 27,240.40-37,585.15-15,903.44

Finding the Fourth Proportional to 27,240.40, 37,585.15 and 15,903.44

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Solution

The fourth proportional to 27,240.40, 37,585.15 and 15,903.44 is: 21,942.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,240.40 : 37,585.15 = 15,903.44 : x
  2. Step 2: Convert to fraction form
    27,240.40/37,585.15 = 15,903.44/x
  3. Step 3: Cross multiply
    27,240.40x = 37,585.15 × 15,903.44
  4. Step 4: Simplify right side
    27,240.40x = 597,733,091.18
  5. Step 5: Solve for x
    x = 597,733,091.18/27,240.40
  6. Step 6: Final answer
    x = 21,942.89

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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.