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Finding the Fourth Proportional to 32,945.32, 45,454.02 and 18,798.76

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Solution

The fourth proportional to 32,945.32, 45,454.02 and 18,798.76 is: 25,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,945.32 : 45,454.02 = 18,798.76 : x
  2. Step 2: Convert to fraction form
    32,945.32/45,454.02 = 18,798.76/x
  3. Step 3: Cross multiply
    32,945.32x = 45,454.02 × 18,798.76
  4. Step 4: Simplify right side
    32,945.32x = 854,479,213.02
  5. Step 5: Solve for x
    x = 854,479,213.02/32,945.32
  6. Step 6: Final answer
    x = 25,936.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.