Home / 27,181.12-37,508.52-15,245.32

Finding the Fourth Proportional to 27,181.12, 37,508.52 and 15,245.32

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Solution

The fourth proportional to 27,181.12, 37,508.52 and 15,245.32 is: 21,037.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.12 : 37,508.52 = 15,245.32 : x
  2. Step 2: Convert to fraction form
    27,181.12/37,508.52 = 15,245.32/x
  3. Step 3: Cross multiply
    27,181.12x = 37,508.52 × 15,245.32
  4. Step 4: Simplify right side
    27,181.12x = 571,829,390.13
  5. Step 5: Solve for x
    x = 571,829,390.13/27,181.12
  6. Step 6: Final answer
    x = 21,037.74

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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.