Home / 14,204.32-21,307.44-10,354.72

Finding the Fourth Proportional to 14,204.32, 21,307.44 and 10,354.72

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Solution

The fourth proportional to 14,204.32, 21,307.44 and 10,354.72 is: 15,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,204.32 : 21,307.44 = 10,354.72 : x
  2. Step 2: Convert to fraction form
    14,204.32/21,307.44 = 10,354.72/x
  3. Step 3: Cross multiply
    14,204.32x = 21,307.44 × 10,354.72
  4. Step 4: Simplify right side
    14,204.32x = 220,632,575.12
  5. Step 5: Solve for x
    x = 220,632,575.12/14,204.32
  6. Step 6: Final answer
    x = 15,532.78

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1.5x scale

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.