Home / 27,298.55-37,671.87-15,362.09

Finding the Fourth Proportional to 27,298.55, 37,671.87 and 15,362.09

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Solution

The fourth proportional to 27,298.55, 37,671.87 and 15,362.09 is: 21,199.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,298.55 : 37,671.87 = 15,362.09 : x
  2. Step 2: Convert to fraction form
    27,298.55/37,671.87 = 15,362.09/x
  3. Step 3: Cross multiply
    27,298.55x = 37,671.87 × 15,362.09
  4. Step 4: Simplify right side
    27,298.55x = 578,718,507.45
  5. Step 5: Solve for x
    x = 578,718,507.45/27,298.55
  6. Step 6: Final answer
    x = 21,199.61

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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.