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Finding the Fourth Proportional to 32,814.60, 49,246.20 and 21,717.60

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Solution

The fourth proportional to 32,814.60, 49,246.20 and 21,717.60 is: 32,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,814.60 : 49,246.20 = 21,717.60 : x
  2. Step 2: Convert to fraction form
    32,814.60/49,246.20 = 21,717.60/x
  3. Step 3: Cross multiply
    32,814.60x = 49,246.20 × 21,717.60
  4. Step 4: Simplify right side
    32,814.60x = 1,069,509,273.12
  5. Step 5: Solve for x
    x = 1,069,509,273.12/32,814.60
  6. Step 6: Final answer
    x = 32,592.48

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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.