Home / 14,027.61-21,035.26-5,256.39

Finding the Fourth Proportional to 14,027.61, 21,035.26 and 5,256.39

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Solution

The fourth proportional to 14,027.61, 21,035.26 and 5,256.39 is: 7,882.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.61 : 21,035.26 = 5,256.39 : x
  2. Step 2: Convert to fraction form
    14,027.61/21,035.26 = 5,256.39/x
  3. Step 3: Cross multiply
    14,027.61x = 21,035.26 × 5,256.39
  4. Step 4: Simplify right side
    14,027.61x = 110,569,615.76
  5. Step 5: Solve for x
    x = 110,569,615.76/14,027.61
  6. Step 6: Final answer
    x = 7,882.28

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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.