Home / 21,795.08-32,690.99-13,023.38

Finding the Fourth Proportional to 21,795.08, 32,690.99 and 13,023.38

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Solution

The fourth proportional to 21,795.08, 32,690.99 and 13,023.38 is: 19,534.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,795.08 : 32,690.99 = 13,023.38 : x
  2. Step 2: Convert to fraction form
    21,795.08/32,690.99 = 13,023.38/x
  3. Step 3: Cross multiply
    21,795.08x = 32,690.99 × 13,023.38
  4. Step 4: Simplify right side
    21,795.08x = 425,747,299.63
  5. Step 5: Solve for x
    x = 425,747,299.63/21,795.08
  6. Step 6: Final answer
    x = 19,534.11

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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.