Home / 27,360.45-37,757.34-14,785.20

Finding the Fourth Proportional to 27,360.45, 37,757.34 and 14,785.20

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Solution

The fourth proportional to 27,360.45, 37,757.34 and 14,785.20 is: 20,403.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,360.45 : 37,757.34 = 14,785.20 : x
  2. Step 2: Convert to fraction form
    27,360.45/37,757.34 = 14,785.20/x
  3. Step 3: Cross multiply
    27,360.45x = 37,757.34 × 14,785.20
  4. Step 4: Simplify right side
    27,360.45x = 558,249,823.37
  5. Step 5: Solve for x
    x = 558,249,823.37/27,360.45
  6. Step 6: Final answer
    x = 20,403.53

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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.