Home / 27,800.37-38,364.30-15,053.58

Finding the Fourth Proportional to 27,800.37, 38,364.30 and 15,053.58

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Solution

The fourth proportional to 27,800.37, 38,364.30 and 15,053.58 is: 20,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,800.37 : 38,364.30 = 15,053.58 : x
  2. Step 2: Convert to fraction form
    27,800.37/38,364.30 = 15,053.58/x
  3. Step 3: Cross multiply
    27,800.37x = 38,364.30 × 15,053.58
  4. Step 4: Simplify right side
    27,800.37x = 577,520,059.19
  5. Step 5: Solve for x
    x = 577,520,059.19/27,800.37
  6. Step 6: Final answer
    x = 20,773.83

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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.