Home / 43,935.47-65,889.57-15,851.87

Finding the Fourth Proportional to 43,935.47, 65,889.57 and 15,851.87

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Solution

The fourth proportional to 43,935.47, 65,889.57 and 15,851.87 is: 23,772.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,935.47 : 65,889.57 = 15,851.87 : x
  2. Step 2: Convert to fraction form
    43,935.47/65,889.57 = 15,851.87/x
  3. Step 3: Cross multiply
    43,935.47x = 65,889.57 × 15,851.87
  4. Step 4: Simplify right side
    43,935.47x = 1,044,473,033.00
  5. Step 5: Solve for x
    x = 1,044,473,033.00/43,935.47
  6. Step 6: Final answer
    x = 23,772.89

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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.