Home / 30,252.16-41,744.64-18,152

Finding the Fourth Proportional to 30,252.16, 41,744.64 and 18,152

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Solution

The fourth proportional to 30,252.16, 41,744.64 and 18,152 is: 25,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.16 : 41,744.64 = 18,152 : x
  2. Step 2: Convert to fraction form
    30,252.16/41,744.64 = 18,152/x
  3. Step 3: Cross multiply
    30,252.16x = 41,744.64 × 18,152
  4. Step 4: Simplify right side
    30,252.16x = 757,748,705.28
  5. Step 5: Solve for x
    x = 757,748,705.28/30,252.16
  6. Step 6: Final answer
    x = 25,047.76

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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.