Home / 30,346.29-45,533.88-13,711.41

Finding the Fourth Proportional to 30,346.29, 45,533.88 and 13,711.41

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Solution

The fourth proportional to 30,346.29, 45,533.88 and 13,711.41 is: 20,573.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346.29 : 45,533.88 = 13,711.41 : x
  2. Step 2: Convert to fraction form
    30,346.29/45,533.88 = 13,711.41/x
  3. Step 3: Cross multiply
    30,346.29x = 45,533.88 × 13,711.41
  4. Step 4: Simplify right side
    30,346.29x = 624,333,697.57
  5. Step 5: Solve for x
    x = 624,333,697.57/30,346.29
  6. Step 6: Final answer
    x = 20,573.64

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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.