Home / 14,808.06-20,393.61-14,761.92

Finding the Fourth Proportional to 14,808.06, 20,393.61 and 14,761.92

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Solution

The fourth proportional to 14,808.06, 20,393.61 and 14,761.92 is: 20,330.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,808.06 : 20,393.61 = 14,761.92 : x
  2. Step 2: Convert to fraction form
    14,808.06/20,393.61 = 14,761.92/x
  3. Step 3: Cross multiply
    14,808.06x = 20,393.61 × 14,761.92
  4. Step 4: Simplify right side
    14,808.06x = 301,048,839.33
  5. Step 5: Solve for x
    x = 301,048,839.33/14,808.06
  6. Step 6: Final answer
    x = 20,330.07

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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.