Home / 31,619.44-47,434.29-14,769.30

Finding the Fourth Proportional to 31,619.44, 47,434.29 and 14,769.30

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Solution

The fourth proportional to 31,619.44, 47,434.29 and 14,769.30 is: 22,156.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,619.44 : 47,434.29 = 14,769.30 : x
  2. Step 2: Convert to fraction form
    31,619.44/47,434.29 = 14,769.30/x
  3. Step 3: Cross multiply
    31,619.44x = 47,434.29 × 14,769.30
  4. Step 4: Simplify right side
    31,619.44x = 700,571,259.30
  5. Step 5: Solve for x
    x = 700,571,259.30/31,619.44
  6. Step 6: Final answer
    x = 22,156.35

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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.