Home / 14,998.47-20,697.56-8,192.27

Finding the Fourth Proportional to 14,998.47, 20,697.56 and 8,192.27

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Solution

The fourth proportional to 14,998.47, 20,697.56 and 8,192.27 is: 11,305.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.47 : 20,697.56 = 8,192.27 : x
  2. Step 2: Convert to fraction form
    14,998.47/20,697.56 = 8,192.27/x
  3. Step 3: Cross multiply
    14,998.47x = 20,697.56 × 8,192.27
  4. Step 4: Simplify right side
    14,998.47x = 169,559,999.86
  5. Step 5: Solve for x
    x = 169,559,999.86/14,998.47
  6. Step 6: Final answer
    x = 11,305.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.