Home / 47,143.23-70,780.46-23,786.07

Finding the Fourth Proportional to 47,143.23, 70,780.46 and 23,786.07

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Solution

The fourth proportional to 47,143.23, 70,780.46 and 23,786.07 is: 35,712.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,143.23 : 70,780.46 = 23,786.07 : x
  2. Step 2: Convert to fraction form
    47,143.23/70,780.46 = 23,786.07/x
  3. Step 3: Cross multiply
    47,143.23x = 70,780.46 × 23,786.07
  4. Step 4: Simplify right side
    47,143.23x = 1,683,588,857.26
  5. Step 5: Solve for x
    x = 1,683,588,857.26/47,143.23
  6. Step 6: Final answer
    x = 35,712.21

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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.