Home / 27,800.15-38,364.15-15,053.34

Finding the Fourth Proportional to 27,800.15, 38,364.15 and 15,053.34

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Solution

The fourth proportional to 27,800.15, 38,364.15 and 15,053.34 is: 20,773.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,800.15 : 38,364.15 = 15,053.34 : x
  2. Step 2: Convert to fraction form
    27,800.15/38,364.15 = 15,053.34/x
  3. Step 3: Cross multiply
    27,800.15x = 38,364.15 × 15,053.34
  4. Step 4: Simplify right side
    27,800.15x = 577,508,593.76
  5. Step 5: Solve for x
    x = 577,508,593.76/27,800.15
  6. Step 6: Final answer
    x = 20,773.58

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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.