Home / 21,444.35-32,167.79-8,296.79

Finding the Fourth Proportional to 21,444.35, 32,167.79 and 8,296.79

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Solution

The fourth proportional to 21,444.35, 32,167.79 and 8,296.79 is: 12,445.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.35 : 32,167.79 = 8,296.79 : x
  2. Step 2: Convert to fraction form
    21,444.35/32,167.79 = 8,296.79/x
  3. Step 3: Cross multiply
    21,444.35x = 32,167.79 × 8,296.79
  4. Step 4: Simplify right side
    21,444.35x = 266,889,356.91
  5. Step 5: Solve for x
    x = 266,889,356.91/21,444.35
  6. Step 6: Final answer
    x = 12,445.67

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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.