Home / 31,623.75-47,443.40-10,566.03

Finding the Fourth Proportional to 31,623.75, 47,443.40 and 10,566.03

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Solution

The fourth proportional to 31,623.75, 47,443.40 and 10,566.03 is: 15,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,623.75 : 47,443.40 = 10,566.03 : x
  2. Step 2: Convert to fraction form
    31,623.75/47,443.40 = 10,566.03/x
  3. Step 3: Cross multiply
    31,623.75x = 47,443.40 × 10,566.03
  4. Step 4: Simplify right side
    31,623.75x = 501,288,334.87
  5. Step 5: Solve for x
    x = 501,288,334.87/31,623.75
  6. Step 6: Final answer
    x = 15,851.64

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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.