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Finding the Fourth Proportional to 32,887.70, 49,343.98 and 19,749.23

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Solution

The fourth proportional to 32,887.70, 49,343.98 and 19,749.23 is: 29,631.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,887.70 : 49,343.98 = 19,749.23 : x
  2. Step 2: Convert to fraction form
    32,887.70/49,343.98 = 19,749.23/x
  3. Step 3: Cross multiply
    32,887.70x = 49,343.98 × 19,749.23
  4. Step 4: Simplify right side
    32,887.70x = 974,505,462.05
  5. Step 5: Solve for x
    x = 974,505,462.05/32,887.70
  6. Step 6: Final answer
    x = 29,631.31

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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.