Home / 21,595.63-32,396.17-8,446.29

Finding the Fourth Proportional to 21,595.63, 32,396.17 and 8,446.29

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Solution

The fourth proportional to 21,595.63, 32,396.17 and 8,446.29 is: 12,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,595.63 : 32,396.17 = 8,446.29 : x
  2. Step 2: Convert to fraction form
    21,595.63/32,396.17 = 8,446.29/x
  3. Step 3: Cross multiply
    21,595.63x = 32,396.17 × 8,446.29
  4. Step 4: Simplify right side
    21,595.63x = 273,627,446.71
  5. Step 5: Solve for x
    x = 273,627,446.71/21,595.63
  6. Step 6: Final answer
    x = 12,670.50

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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.