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Finding the Fourth Proportional to 64,427.61, 96,542.78 and 26,967.30

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Solution

The fourth proportional to 64,427.61, 96,542.78 and 26,967.30 is: 40,409.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,427.61 : 96,542.78 = 26,967.30 : x
  2. Step 2: Convert to fraction form
    64,427.61/96,542.78 = 26,967.30/x
  3. Step 3: Cross multiply
    64,427.61x = 96,542.78 × 26,967.30
  4. Step 4: Simplify right side
    64,427.61x = 2,603,497,614.22
  5. Step 5: Solve for x
    x = 2,603,497,614.22/64,427.61
  6. Step 6: Final answer
    x = 40,409.65

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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.