Home / 43,818.47-65,743.01-13,837.37

Finding the Fourth Proportional to 43,818.47, 65,743.01 and 13,837.37

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Solution

The fourth proportional to 43,818.47, 65,743.01 and 13,837.37 is: 20,760.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,818.47 : 65,743.01 = 13,837.37 : x
  2. Step 2: Convert to fraction form
    43,818.47/65,743.01 = 13,837.37/x
  3. Step 3: Cross multiply
    43,818.47x = 65,743.01 × 13,837.37
  4. Step 4: Simplify right side
    43,818.47x = 909,710,008.27
  5. Step 5: Solve for x
    x = 909,710,008.27/43,818.47
  6. Step 6: Final answer
    x = 20,760.88

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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.