Home / 31,664.61-47,501.78-10,883.25

Finding the Fourth Proportional to 31,664.61, 47,501.78 and 10,883.25

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Solution

The fourth proportional to 31,664.61, 47,501.78 and 10,883.25 is: 16,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,664.61 : 47,501.78 = 10,883.25 : x
  2. Step 2: Convert to fraction form
    31,664.61/47,501.78 = 10,883.25/x
  3. Step 3: Cross multiply
    31,664.61x = 47,501.78 × 10,883.25
  4. Step 4: Simplify right side
    31,664.61x = 516,973,692.77
  5. Step 5: Solve for x
    x = 516,973,692.77/31,664.61
  6. Step 6: Final answer
    x = 16,326.55

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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.