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Finding the Fourth Proportional to 32,655.16, 45,064.30 and 19,227

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Solution

The fourth proportional to 32,655.16, 45,064.30 and 19,227 is: 26,533.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,655.16 : 45,064.30 = 19,227 : x
  2. Step 2: Convert to fraction form
    32,655.16/45,064.30 = 19,227/x
  3. Step 3: Cross multiply
    32,655.16x = 45,064.30 × 19,227
  4. Step 4: Simplify right side
    32,655.16x = 866,451,296.10
  5. Step 5: Solve for x
    x = 866,451,296.10/32,655.16
  6. Step 6: Final answer
    x = 26,533.37

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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.