Home / 30,341.10-45,532.14-10,619.82

Finding the Fourth Proportional to 30,341.10, 45,532.14 and 10,619.82

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Solution

The fourth proportional to 30,341.10, 45,532.14 and 10,619.82 is: 15,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,341.10 : 45,532.14 = 10,619.82 : x
  2. Step 2: Convert to fraction form
    30,341.10/45,532.14 = 10,619.82/x
  3. Step 3: Cross multiply
    30,341.10x = 45,532.14 × 10,619.82
  4. Step 4: Simplify right side
    30,341.10x = 483,543,131.01
  5. Step 5: Solve for x
    x = 483,543,131.01/30,341.10
  6. Step 6: Final answer
    x = 15,936.90

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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.