Home / 10,068.32-15,106.80-3,495.44

Finding the Fourth Proportional to 10,068.32, 15,106.80 and 3,495.44

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Solution

The fourth proportional to 10,068.32, 15,106.80 and 3,495.44 is: 5,244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.32 : 15,106.80 = 3,495.44 : x
  2. Step 2: Convert to fraction form
    10,068.32/15,106.80 = 3,495.44/x
  3. Step 3: Cross multiply
    10,068.32x = 15,106.80 × 3,495.44
  4. Step 4: Simplify right side
    10,068.32x = 52,804,912.99
  5. Step 5: Solve for x
    x = 52,804,912.99/10,068.32
  6. Step 6: Final answer
    x = 5,244.66

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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.