Home / 31,271.52-46,897.47-9,086.43

Finding the Fourth Proportional to 31,271.52, 46,897.47 and 9,086.43

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Solution

The fourth proportional to 31,271.52, 46,897.47 and 9,086.43 is: 13,626.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,271.52 : 46,897.47 = 9,086.43 : x
  2. Step 2: Convert to fraction form
    31,271.52/46,897.47 = 9,086.43/x
  3. Step 3: Cross multiply
    31,271.52x = 46,897.47 × 9,086.43
  4. Step 4: Simplify right side
    31,271.52x = 426,130,578.33
  5. Step 5: Solve for x
    x = 426,130,578.33/31,271.52
  6. Step 6: Final answer
    x = 13,626.79

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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.