Home / 27,181.16-37,509.90-15,244.55

Finding the Fourth Proportional to 27,181.16, 37,509.90 and 15,244.55

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Solution

The fourth proportional to 27,181.16, 37,509.90 and 15,244.55 is: 21,037.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.16 : 37,509.90 = 15,244.55 : x
  2. Step 2: Convert to fraction form
    27,181.16/37,509.90 = 15,244.55/x
  3. Step 3: Cross multiply
    27,181.16x = 37,509.90 × 15,244.55
  4. Step 4: Simplify right side
    27,181.16x = 571,821,358.50
  5. Step 5: Solve for x
    x = 571,821,358.50/27,181.16
  6. Step 6: Final answer
    x = 21,037.42

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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.