Home / 25,316.19-34,939.44-14,705.87

Finding the Fourth Proportional to 25,316.19, 34,939.44 and 14,705.87

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Solution

The fourth proportional to 25,316.19, 34,939.44 and 14,705.87 is: 20,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,316.19 : 34,939.44 = 14,705.87 : x
  2. Step 2: Convert to fraction form
    25,316.19/34,939.44 = 14,705.87/x
  3. Step 3: Cross multiply
    25,316.19x = 34,939.44 × 14,705.87
  4. Step 4: Simplify right side
    25,316.19x = 513,814,687.82
  5. Step 5: Solve for x
    x = 513,814,687.82/25,316.19
  6. Step 6: Final answer
    x = 20,295.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.