Home / 38,780.30-53,521.90-22,866.24

Finding the Fourth Proportional to 38,780.30, 53,521.90 and 22,866.24

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Solution

The fourth proportional to 38,780.30, 53,521.90 and 22,866.24 is: 31,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,780.30 : 53,521.90 = 22,866.24 : x
  2. Step 2: Convert to fraction form
    38,780.30/53,521.90 = 22,866.24/x
  3. Step 3: Cross multiply
    38,780.30x = 53,521.90 × 22,866.24
  4. Step 4: Simplify right side
    38,780.30x = 1,223,844,610.66
  5. Step 5: Solve for x
    x = 1,223,844,610.66/38,780.30
  6. Step 6: Final answer
    x = 31,558.41

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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.