Home / 38,385.90-57,615.30-23,623.65

Finding the Fourth Proportional to 38,385.90, 57,615.30 and 23,623.65

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Solution

The fourth proportional to 38,385.90, 57,615.30 and 23,623.65 is: 35,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,385.90 : 57,615.30 = 23,623.65 : x
  2. Step 2: Convert to fraction form
    38,385.90/57,615.30 = 23,623.65/x
  3. Step 3: Cross multiply
    38,385.90x = 57,615.30 × 23,623.65
  4. Step 4: Simplify right side
    38,385.90x = 1,361,083,681.85
  5. Step 5: Solve for x
    x = 1,361,083,681.85/38,385.90
  6. Step 6: Final answer
    x = 35,457.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.