Home / 10,068.24-15,100.08-4,223.28

Finding the Fourth Proportional to 10,068.24, 15,100.08 and 4,223.28

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Solution

The fourth proportional to 10,068.24, 15,100.08 and 4,223.28 is: 6,333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.24 : 15,100.08 = 4,223.28 : x
  2. Step 2: Convert to fraction form
    10,068.24/15,100.08 = 4,223.28/x
  3. Step 3: Cross multiply
    10,068.24x = 15,100.08 × 4,223.28
  4. Step 4: Simplify right side
    10,068.24x = 63,771,865.86
  5. Step 5: Solve for x
    x = 63,771,865.86/10,068.24
  6. Step 6: Final answer
    x = 6,333.96

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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.