Home / 14,926.52-20,598.02-8,211.75

Finding the Fourth Proportional to 14,926.52, 20,598.02 and 8,211.75

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Solution

The fourth proportional to 14,926.52, 20,598.02 and 8,211.75 is: 11,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,926.52 : 20,598.02 = 8,211.75 : x
  2. Step 2: Convert to fraction form
    14,926.52/20,598.02 = 8,211.75/x
  3. Step 3: Cross multiply
    14,926.52x = 20,598.02 × 8,211.75
  4. Step 4: Simplify right side
    14,926.52x = 169,145,749.68
  5. Step 5: Solve for x
    x = 169,145,749.68/14,926.52
  6. Step 6: Final answer
    x = 11,331.90

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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.