Home / 38,707.24-58,070.46-11,005

Finding the Fourth Proportional to 38,707.24, 58,070.46 and 11,005

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Solution

The fourth proportional to 38,707.24, 58,070.46 and 11,005 is: 16,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,707.24 : 58,070.46 = 11,005 : x
  2. Step 2: Convert to fraction form
    38,707.24/58,070.46 = 11,005/x
  3. Step 3: Cross multiply
    38,707.24x = 58,070.46 × 11,005
  4. Step 4: Simplify right side
    38,707.24x = 639,065,412.30
  5. Step 5: Solve for x
    x = 639,065,412.30/38,707.24
  6. Step 6: Final answer
    x = 16,510.23

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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.