Home / 50,663.10-75,999.11-13,222.88

Finding the Fourth Proportional to 50,663.10, 75,999.11 and 13,222.88

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Solution

The fourth proportional to 50,663.10, 75,999.11 and 13,222.88 is: 19,835.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,663.10 : 75,999.11 = 13,222.88 : x
  2. Step 2: Convert to fraction form
    50,663.10/75,999.11 = 13,222.88/x
  3. Step 3: Cross multiply
    50,663.10x = 75,999.11 × 13,222.88
  4. Step 4: Simplify right side
    50,663.10x = 1,004,927,024.90
  5. Step 5: Solve for x
    x = 1,004,927,024.90/50,663.10
  6. Step 6: Final answer
    x = 19,835.48

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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.