Home / 47,762.91-65,913.20-29,868.29

Finding the Fourth Proportional to 47,762.91, 65,913.20 and 29,868.29

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Solution

The fourth proportional to 47,762.91, 65,913.20 and 29,868.29 is: 41,218.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,762.91 : 65,913.20 = 29,868.29 : x
  2. Step 2: Convert to fraction form
    47,762.91/65,913.20 = 29,868.29/x
  3. Step 3: Cross multiply
    47,762.91x = 65,913.20 × 29,868.29
  4. Step 4: Simplify right side
    47,762.91x = 1,968,714,572.43
  5. Step 5: Solve for x
    x = 1,968,714,572.43/47,762.91
  6. Step 6: Final answer
    x = 41,218.48

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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.