Home / 30,366.34-45,531.52-10,368.66

Finding the Fourth Proportional to 30,366.34, 45,531.52 and 10,368.66

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Solution

The fourth proportional to 30,366.34, 45,531.52 and 10,368.66 is: 15,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,366.34 : 45,531.52 = 10,368.66 : x
  2. Step 2: Convert to fraction form
    30,366.34/45,531.52 = 10,368.66/x
  3. Step 3: Cross multiply
    30,366.34x = 45,531.52 × 10,368.66
  4. Step 4: Simplify right side
    30,366.34x = 472,100,738.87
  5. Step 5: Solve for x
    x = 472,100,738.87/30,366.34
  6. Step 6: Final answer
    x = 15,546.84

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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.