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Finding the Fourth Proportional to 21,363.65, 32,023.60 and 10,814.11

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Solution

The fourth proportional to 21,363.65, 32,023.60 and 10,814.11 is: 16,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,363.65 : 32,023.60 = 10,814.11 : x
  2. Step 2: Convert to fraction form
    21,363.65/32,023.60 = 10,814.11/x
  3. Step 3: Cross multiply
    21,363.65x = 32,023.60 × 10,814.11
  4. Step 4: Simplify right side
    21,363.65x = 346,306,686.73
  5. Step 5: Solve for x
    x = 346,306,686.73/21,363.65
  6. Step 6: Final answer
    x = 16,210.09

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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.