Home / 38,709.37-53,406.29-22,573.02

Finding the Fourth Proportional to 38,709.37, 53,406.29 and 22,573.02

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Solution

The fourth proportional to 38,709.37, 53,406.29 and 22,573.02 is: 31,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,709.37 : 53,406.29 = 22,573.02 : x
  2. Step 2: Convert to fraction form
    38,709.37/53,406.29 = 22,573.02/x
  3. Step 3: Cross multiply
    38,709.37x = 53,406.29 × 22,573.02
  4. Step 4: Simplify right side
    38,709.37x = 1,205,541,005.91
  5. Step 5: Solve for x
    x = 1,205,541,005.91/38,709.37
  6. Step 6: Final answer
    x = 31,143.39

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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.