Home / 38,824.77-53,507.12-28,195.95

Finding the Fourth Proportional to 38,824.77, 53,507.12 and 28,195.95

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Solution

The fourth proportional to 38,824.77, 53,507.12 and 28,195.95 is: 38,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,824.77 : 53,507.12 = 28,195.95 : x
  2. Step 2: Convert to fraction form
    38,824.77/53,507.12 = 28,195.95/x
  3. Step 3: Cross multiply
    38,824.77x = 53,507.12 × 28,195.95
  4. Step 4: Simplify right side
    38,824.77x = 1,508,683,883.12
  5. Step 5: Solve for x
    x = 1,508,683,883.12/38,824.77
  6. Step 6: Final answer
    x = 38,858.80

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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.